drivers/net/bnxt/tf_ulp/ulp_mapper.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2014-2020 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #include <rte_log.h>
   7 #include <rte_malloc.h>
   8 #include "bnxt.h"
   9 #include "ulp_template_db_enum.h"
  10 #include "ulp_template_struct.h"
  11 #include "bnxt_tf_common.h"
  12 #include "ulp_utils.h"
  13 #include "bnxt_ulp.h"
  14 #include "tfp.h"
  15 #include "tf_ext_flow_handle.h"
  16 #include "ulp_mark_mgr.h"
  17 #include "ulp_flow_db.h"
  18 #include "ulp_mapper.h"
  19 #include "tf_util.h"
  20
  21 static struct bnxt_ulp_glb_resource_info *
  22 ulp_mapper_glb_resource_info_list_get(uint32_t *num_entries)
  23 {
  24         if (!num_entries)
  25                 return NULL;
  26         *num_entries = BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
  27         return ulp_glb_resource_tbl;
  28 }
  29
  30 /*
  31  * Read the global resource from the mapper global resource list
  32  *
  33  * The regval is always returned in big-endian.
  34  *
  35  * returns 0 on success
  36  */
  37 static int32_t
  38 ulp_mapper_glb_resource_read(struct bnxt_ulp_mapper_data *mapper_data,
  39                              enum tf_dir dir,
  40                              uint16_t idx,
  41                              uint64_t *regval)
  42 {
  43         if (!mapper_data || !regval ||
  44             dir >= TF_DIR_MAX || idx >= BNXT_ULP_GLB_REGFILE_INDEX_LAST)
  45                 return -EINVAL;
  46
  47         *regval = mapper_data->glb_res_tbl[dir][idx].resource_hndl;
  48         return 0;
  49 }
  50
  51 /*
  52  * Write a global resource to the mapper global resource list
  53  *
  54  * The regval value must be in big-endian.
  55  *
  56  * return 0 on success.
  57  */
  58 static int32_t
  59 ulp_mapper_glb_resource_write(struct bnxt_ulp_mapper_data *data,
  60                               struct bnxt_ulp_glb_resource_info *res,
  61                               uint64_t regval)
  62 {
  63         struct bnxt_ulp_mapper_glb_resource_entry *ent;
  64
  65         /* validate the arguments */
  66         if (!data || res->direction >= TF_DIR_MAX ||
  67             res->glb_regfile_index >= BNXT_ULP_GLB_REGFILE_INDEX_LAST)
  68                 return -EINVAL;
  69
  70         /* write to the mapper data */
  71         ent = &data->glb_res_tbl[res->direction][res->glb_regfile_index];
  72         ent->resource_func = res->resource_func;
  73         ent->resource_type = res->resource_type;
  74         ent->resource_hndl = regval;
  75         return 0;
  76 }
  77
  78 /*
  79  * Internal function to allocate identity resource and store it in mapper data.
  80  *
  81  * returns 0 on success
  82  */
  83 static int32_t
  84 ulp_mapper_resource_ident_allocate(struct bnxt_ulp_context *ulp_ctx,
  85                                    struct bnxt_ulp_mapper_data *mapper_data,
  86                                    struct bnxt_ulp_glb_resource_info *glb_res)
  87 {
  88         struct tf_alloc_identifier_parms iparms = { 0 };
  89         struct tf_free_identifier_parms fparms;
  90         uint64_t regval;
  91         struct tf *tfp;
  92         int32_t rc = 0;
  93
  94         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
  95         if (!tfp)
  96                 return -EINVAL;
  97
  98         iparms.ident_type = glb_res->resource_type;
  99         iparms.dir = glb_res->direction;
 100
 101         /* Allocate the Identifier using tf api */
 102         rc = tf_alloc_identifier(tfp, &iparms);
 103         if (rc) {
 104                 BNXT_TF_DBG(ERR, "Failed to alloc identifier [%s][%d]\n",
 105                             (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
 106                             iparms.ident_type);
 107                 return rc;
 108         }
 109
 110         /* entries are stored as big-endian format */
 111         regval = tfp_cpu_to_be_64((uint64_t)iparms.id);
 112         /* write to the mapper global resource */
 113         rc = ulp_mapper_glb_resource_write(mapper_data, glb_res, regval);
 114         if (rc) {
 115                 BNXT_TF_DBG(ERR, "Failed to write to global resource id\n");
 116                 /* Free the identifier when update failed */
 117                 fparms.dir = iparms.dir;
 118                 fparms.ident_type = iparms.ident_type;
 119                 fparms.id = iparms.id;
 120                 tf_free_identifier(tfp, &fparms);
 121                 return rc;
 122         }
 123         return rc;
 124 }
 125
 126 /*
 127  * Internal function to allocate index tbl resource and store it in mapper data.
 128  *
 129  * returns 0 on success
 130  */
 131 static int32_t
 132 ulp_mapper_resource_index_tbl_alloc(struct bnxt_ulp_context *ulp_ctx,
 133                                     struct bnxt_ulp_mapper_data *mapper_data,
 134                                     struct bnxt_ulp_glb_resource_info *glb_res)
 135 {
 136         struct tf_alloc_tbl_entry_parms aparms = { 0 };
 137         struct tf_free_tbl_entry_parms  free_parms = { 0 };
 138         uint64_t regval;
 139         struct tf *tfp;
 140         uint32_t tbl_scope_id;
 141         int32_t rc = 0;
 142
 143         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
 144         if (!tfp)
 145                 return -EINVAL;
 146
 147         /* Get the scope id */
 148         rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp_ctx, &tbl_scope_id);
 149         if (rc) {
 150                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
 151                 return rc;
 152         }
 153
 154         aparms.type = glb_res->resource_type;
 155         aparms.dir = glb_res->direction;
 156         aparms.search_enable = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
 157         aparms.tbl_scope_id = tbl_scope_id;
 158
 159         /* Allocate the index tbl using tf api */
 160         rc = tf_alloc_tbl_entry(tfp, &aparms);
 161         if (rc) {
 162                 BNXT_TF_DBG(ERR, "Failed to alloc identifier [%s][%d]\n",
 163                             (aparms.dir == TF_DIR_RX) ? "RX" : "TX",
 164                             aparms.type);
 165                 return rc;
 166         }
 167
 168         /* entries are stored as big-endian format */
 169         regval = tfp_cpu_to_be_64((uint64_t)aparms.idx);
 170         /* write to the mapper global resource */
 171         rc = ulp_mapper_glb_resource_write(mapper_data, glb_res, regval);
 172         if (rc) {
 173                 BNXT_TF_DBG(ERR, "Failed to write to global resource id\n");
 174                 /* Free the identifier when update failed */
 175                 free_parms.dir = aparms.dir;
 176                 free_parms.type = aparms.type;
 177                 free_parms.idx = aparms.idx;
 178                 tf_free_tbl_entry(tfp, &free_parms);
 179                 return rc;
 180         }
 181         return rc;
 182 }
 183
 184 /* Retrieve the cache initialization parameters for the tbl_idx */
 185 static struct bnxt_ulp_cache_tbl_params *
 186 ulp_mapper_cache_tbl_params_get(uint32_t tbl_idx)
 187 {
 188         if (tbl_idx >= BNXT_ULP_CACHE_TBL_MAX_SZ)
 189                 return NULL;
 190
 191         return &ulp_cache_tbl_params[tbl_idx];
 192 }
 193
 194 /* Retrieve the global template table */
 195 static uint32_t *
 196 ulp_mapper_glb_template_table_get(uint32_t *num_entries)
 197 {
 198         if (!num_entries)
 199                 return NULL;
 200         *num_entries = BNXT_ULP_GLB_TEMPLATE_TBL_MAX_SZ;
 201         return ulp_glb_template_tbl;
 202 }
 203
 204 /*
 205  * Get the size of the action property for a given index.
 206  *
 207  * idx [in] The index for the action property
 208  *
 209  * returns the size of the action property.
 210  */
 211 static uint32_t
 212 ulp_mapper_act_prop_size_get(uint32_t idx)
 213 {
 214         if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST)
 215                 return 0;
 216         return ulp_act_prop_map_table[idx];
 217 }
 218
 219 /*
 220  * Get the list of result fields that implement the flow action.
 221  * Gets a device dependent list of tables that implement the action template id.
 222  *
 223  * dev_id [in] The device id of the forwarding element
 224  *
 225  * tid [in] The action template id that matches the flow
 226  *
 227  * num_tbls [out] The number of action tables in the returned array
 228  *
 229  * Returns An array of action tables to implement the flow, or NULL on error.
 230  */
 231 static struct bnxt_ulp_mapper_tbl_info *
 232 ulp_mapper_action_tbl_list_get(uint32_t dev_id,
 233                                uint32_t tid,
 234                                uint32_t *num_tbls)
 235 {
 236         uint32_t        idx;
 237         uint32_t        tidx;
 238
 239         if (!num_tbls) {
 240                 BNXT_TF_DBG(ERR, "Invalid arguments\n");
 241                 return NULL;
 242         }
 243
 244         /* template shift and device mask */
 245         tidx = ULP_DEVICE_PARAMS_INDEX(tid, dev_id);
 246
 247         /* NOTE: Need to have something from template compiler to help validate
 248          * range of dev_id and act_tid
 249          */
 250         idx             = ulp_act_tmpl_list[tidx].start_tbl_idx;
 251         *num_tbls       = ulp_act_tmpl_list[tidx].num_tbls;
 252
 253         return &ulp_act_tbl_list[idx];
 254 }
 255
 256 /*
 257  * Get a list of classifier tables that implement the flow
 258  * Gets a device dependent list of tables that implement the class template id
 259  *
 260  * dev_id [in] The device id of the forwarding element
 261  *
 262  * tid [in] The template id that matches the flow
 263  *
 264  * num_tbls [out] The number of classifier tables in the returned array
 265  *
 266  * fdb_tbl_idx [out] The flow database index Regular or default
 267  *
 268  * returns An array of classifier tables to implement the flow, or NULL on
 269  * error
 270  */
 271 static struct bnxt_ulp_mapper_tbl_info *
 272 ulp_mapper_class_tbl_list_get(uint32_t dev_id,
 273                               uint32_t tid,
 274                               uint32_t *num_tbls,
 275                               uint32_t *fdb_tbl_idx)
 276 {
 277         uint32_t idx;
 278         uint32_t tidx = ULP_DEVICE_PARAMS_INDEX(tid, dev_id);
 279
 280         if (!num_tbls)
 281                 return NULL;
 282
 283         /* NOTE: Need to have something from template compiler to help validate
 284          * range of dev_id and tid
 285          */
 286         idx             = ulp_class_tmpl_list[tidx].start_tbl_idx;
 287         *num_tbls       = ulp_class_tmpl_list[tidx].num_tbls;
 288         *fdb_tbl_idx = ulp_class_tmpl_list[tidx].flow_db_table_type;
 289         return &ulp_class_tbl_list[idx];
 290 }
 291
 292 /*
 293  * Get the list of key fields that implement the flow.
 294  *
 295  * ctxt [in] The ulp context
 296  *
 297  * tbl [in] A single table instance to get the key fields from
 298  *
 299  * num_flds [out] The number of key fields in the returned array
 300  *
 301  * Returns array of Key fields, or NULL on error.
 302  */
 303 static struct bnxt_ulp_mapper_class_key_field_info *
 304 ulp_mapper_key_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 305                           uint32_t *num_flds)
 306 {
 307         uint32_t idx;
 308
 309         if (!tbl || !num_flds)
 310                 return NULL;
 311
 312         idx             = tbl->key_start_idx;
 313         *num_flds       = tbl->key_num_fields;
 314
 315         /* NOTE: Need template to provide range checking define */
 316         return &ulp_class_key_field_list[idx];
 317 }
 318
 319 /*
 320  * Get the list of data fields that implement the flow.
 321  *
 322  * ctxt [in] The ulp context
 323  *
 324  * tbl [in] A single table instance to get the data fields from
 325  *
 326  * num_flds [out] The number of data fields in the returned array.
 327  *
 328  * Returns array of data fields, or NULL on error.
 329  */
 330 static struct bnxt_ulp_mapper_result_field_info *
 331 ulp_mapper_result_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 332                              uint32_t *num_flds,
 333                              uint32_t *num_encap_flds)
 334 {
 335         uint32_t idx;
 336
 337         if (!tbl || !num_flds)
 338                 return NULL;
 339
 340         idx             = tbl->result_start_idx;
 341         *num_flds       = tbl->result_num_fields;
 342         *num_encap_flds = tbl->encap_num_fields;
 343
 344         /* NOTE: Need template to provide range checking define */
 345         return &ulp_class_result_field_list[idx];
 346 }
 347
 348 /*
 349  * Get the list of result fields that implement the flow action.
 350  *
 351  * tbl [in] A single table instance to get the results fields
 352  * from num_flds [out] The number of data fields in the returned
 353  * array.
 354  *
 355  * Returns array of data fields, or NULL on error.
 356  */
 357 static struct bnxt_ulp_mapper_result_field_info *
 358 ulp_mapper_act_result_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 359                                  uint32_t *num_rslt_flds,
 360                                  uint32_t *num_encap_flds)
 361 {
 362         uint32_t idx;
 363
 364         if (!tbl || !num_rslt_flds || !num_encap_flds)
 365                 return NULL;
 366
 367         idx             = tbl->result_start_idx;
 368         *num_rslt_flds  = tbl->result_num_fields;
 369         *num_encap_flds = tbl->encap_num_fields;
 370
 371         /* NOTE: Need template to provide range checking define */
 372         return &ulp_act_result_field_list[idx];
 373 }
 374
 375 /*
 376  * Get the list of ident fields that implement the flow
 377  *
 378  * tbl [in] A single table instance to get the ident fields from
 379  *
 380  * num_flds [out] The number of ident fields in the returned array
 381  *
 382  * returns array of ident fields, or NULL on error
 383  */
 384 static struct bnxt_ulp_mapper_ident_info *
 385 ulp_mapper_ident_fields_get(struct bnxt_ulp_mapper_tbl_info *tbl,
 386                             uint32_t *num_flds)
 387 {
 388         uint32_t idx;
 389
 390         if (!tbl || !num_flds)
 391                 return NULL;
 392
 393         idx = tbl->ident_start_idx;
 394         *num_flds = tbl->ident_nums;
 395
 396         /* NOTE: Need template to provide range checking define */
 397         return &ulp_ident_list[idx];
 398 }
 399
 400 static struct bnxt_ulp_mapper_cache_entry *
 401 ulp_mapper_cache_entry_get(struct bnxt_ulp_context *ulp,
 402                            uint32_t id,
 403                            uint16_t key)
 404 {
 405         struct bnxt_ulp_mapper_data *mapper_data;
 406
 407         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp);
 408         if (!mapper_data || id >= BNXT_ULP_CACHE_TBL_MAX_SZ ||
 409             !mapper_data->cache_tbl[id]) {
 410                 BNXT_TF_DBG(ERR, "Unable to acquire the cache tbl (%d)\n", id);
 411                 return NULL;
 412         }
 413
 414         return &mapper_data->cache_tbl[id][key];
 415 }
 416
 417 /*
 418  * Concatenates the tbl_type and tbl_id into a 32bit value for storing in the
 419  * resource_type.  This is done to conserve memory since both the tbl_type and
 420  * tbl_id are 16bit.
 421  */
 422 static inline void
 423 ulp_mapper_cache_res_type_set(struct ulp_flow_db_res_params *res,
 424                               uint16_t tbl_type,
 425                               uint16_t tbl_id)
 426 {
 427         res->resource_type = tbl_type;
 428         res->resource_sub_type = tbl_id;
 429 }
 430
 431 /* Extracts the tbl_type and tbl_id from the 32bit resource type. */
 432 static inline void
 433 ulp_mapper_cache_res_type_get(struct ulp_flow_db_res_params *res,
 434                               uint16_t *tbl_type,
 435                               uint16_t *tbl_id)
 436 {
 437         *tbl_type = res->resource_type;
 438         *tbl_id = res->resource_sub_type;
 439 }
 440
 441 static int32_t
 442 ulp_mapper_cache_entry_free(struct bnxt_ulp_context *ulp,
 443                             struct tf *tfp,
 444                             struct ulp_flow_db_res_params *res)
 445 {
 446         struct bnxt_ulp_mapper_cache_entry *cache_entry;
 447         struct tf_free_identifier_parms ident_parms;
 448         struct tf_free_tcam_entry_parms tcam_parms;
 449         uint16_t table_id, table_type;
 450         int32_t rc, trc, i;
 451
 452         /*
 453          * The table id, used for cache, and table_type, used for tcam, are
 454          * both encoded within the resource.  We must first extract them to
 455          * formulate the args for tf calls.
 456          */
 457         ulp_mapper_cache_res_type_get(res, &table_type, &table_id);
 458         cache_entry = ulp_mapper_cache_entry_get(ulp, table_id,
 459                                                  (uint16_t)res->resource_hndl);
 460         if (!cache_entry || !cache_entry->ref_count) {
 461                 BNXT_TF_DBG(ERR, "Cache entry (%d:%d) not valid on free.\n",
 462                             table_id, (uint16_t)res->resource_hndl);
 463                 return -EINVAL;
 464         }
 465
 466         /*
 467          * See if we need to delete the entry.  The tcam and identifiers are all
 468          * tracked by the cached entries reference count.  All are deleted when
 469          * the reference count hit zero.
 470          */
 471         cache_entry->ref_count--;
 472         if (cache_entry->ref_count)
 473                 return 0;
 474
 475         /*
 476          * Need to delete the tcam entry and the allocated identifiers.
 477          * In the event of a failure, need to try to delete the remaining
 478          * resources before returning error.
 479          */
 480         tcam_parms.dir = res->direction;
 481         tcam_parms.tcam_tbl_type = table_type;
 482         tcam_parms.idx = cache_entry->tcam_idx;
 483         rc = tf_free_tcam_entry(tfp, &tcam_parms);
 484         if (rc)
 485                 BNXT_TF_DBG(ERR, "Failed to free tcam [%d][%s][0x%04x] rc=%d\n",
 486                             table_type,
 487                             (res->direction == TF_DIR_RX) ? "RX" : "TX",
 488                             tcam_parms.idx, rc);
 489
 490         /*
 491          * Free the identifiers associated with the tcam entry.  Entries with
 492          * negative one are considered uninitialized.
 493          */
 494         for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++) {
 495                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
 496                         continue;
 497
 498                 ident_parms.dir = res->direction;
 499                 ident_parms.ident_type = cache_entry->ident_types[i];
 500                 ident_parms.id = cache_entry->idents[i];
 501                 trc = tf_free_identifier(tfp, &ident_parms);
 502                 if (trc) {
 503                         BNXT_TF_DBG(ERR, "Failed to free identifier "
 504                                     "[%d][%s][0x%04x] rc=%d\n",
 505                                     ident_parms.ident_type,
 506                                     (res->direction == TF_DIR_RX) ? "RX" : "TX",
 507                                     ident_parms.id, trc);
 508                         rc = trc;
 509                 }
 510         }
 511
 512         return rc;
 513 }
 514
 515 static inline int32_t
 516 ulp_mapper_tcam_entry_free(struct bnxt_ulp_context *ulp  __rte_unused,
 517                            struct tf *tfp,
 518                            struct ulp_flow_db_res_params *res)
 519 {
 520         struct tf_free_tcam_entry_parms fparms = {
 521                 .dir            = res->direction,
 522                 .tcam_tbl_type  = res->resource_type,
 523                 .idx            = (uint16_t)res->resource_hndl
 524         };
 525
 526         return tf_free_tcam_entry(tfp, &fparms);
 527 }
 528
 529 static inline int32_t
 530 ulp_mapper_index_entry_free(struct bnxt_ulp_context *ulp,
 531                             struct tf *tfp,
 532                             struct ulp_flow_db_res_params *res)
 533 {
 534         struct tf_free_tbl_entry_parms fparms = {
 535                 .dir    = res->direction,
 536                 .type   = res->resource_type,
 537                 .idx    = (uint32_t)res->resource_hndl
 538         };
 539
 540         /*
 541          * Just get the table scope, it will be ignored if not necessary
 542          * by the tf_free_tbl_entry
 543          */
 544         (void)bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 545
 546         return tf_free_tbl_entry(tfp, &fparms);
 547 }
 548
 549 static inline int32_t
 550 ulp_mapper_em_entry_free(struct bnxt_ulp_context *ulp,
 551                          struct tf *tfp,
 552                          struct ulp_flow_db_res_params *res)
 553 {
 554         struct tf_delete_em_entry_parms fparms = { 0 };
 555         int32_t rc;
 556
 557         fparms.dir              = res->direction;
 558         if (res->resource_func == BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE)
 559                 fparms.mem = TF_MEM_EXTERNAL;
 560         else
 561                 fparms.mem = TF_MEM_INTERNAL;
 562         fparms.flow_handle      = res->resource_hndl;
 563
 564         rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp, &fparms.tbl_scope_id);
 565         if (rc) {
 566                 BNXT_TF_DBG(ERR, "Failed to get table scope\n");
 567                 return -EINVAL;
 568         }
 569
 570         return tf_delete_em_entry(tfp, &fparms);
 571 }
 572
 573 static inline int32_t
 574 ulp_mapper_ident_free(struct bnxt_ulp_context *ulp __rte_unused,
 575                       struct tf *tfp,
 576                       struct ulp_flow_db_res_params *res)
 577 {
 578         struct tf_free_identifier_parms fparms = {
 579                 .dir            = res->direction,
 580                 .ident_type     = res->resource_type,
 581                 .id             = (uint16_t)res->resource_hndl
 582         };
 583
 584         return tf_free_identifier(tfp, &fparms);
 585 }
 586
 587 static inline int32_t
 588 ulp_mapper_mark_free(struct bnxt_ulp_context *ulp,
 589                      struct ulp_flow_db_res_params *res)
 590 {
 591         return ulp_mark_db_mark_del(ulp,
 592                                     res->resource_type,
 593                                     res->resource_hndl);
 594 }
 595
 596 /*
 597  * Process the identifier instruction and either store it in the flow database
 598  * or return it in the val (if not NULL) on success.  If val is NULL, the
 599  * identifier is to be stored in the flow database.
 600  */
 601 static int32_t
 602 ulp_mapper_ident_process(struct bnxt_ulp_mapper_parms *parms,
 603                          struct bnxt_ulp_mapper_tbl_info *tbl,
 604                          struct bnxt_ulp_mapper_ident_info *ident,
 605                          uint16_t *val)
 606 {
 607         struct ulp_flow_db_res_params   fid_parms;
 608         uint64_t id = 0;
 609         int32_t idx;
 610         struct tf_alloc_identifier_parms iparms = { 0 };
 611         struct tf_free_identifier_parms free_parms = { 0 };
 612         struct tf *tfp;
 613         int rc;
 614
 615         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
 616         if (!tfp) {
 617                 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
 618                 return -EINVAL;
 619         }
 620
 621         idx = ident->regfile_idx;
 622
 623         iparms.ident_type = ident->ident_type;
 624         iparms.dir = tbl->direction;
 625
 626         rc = tf_alloc_identifier(tfp, &iparms);
 627         if (rc) {
 628                 BNXT_TF_DBG(ERR, "Alloc ident %s:%d failed.\n",
 629                             (iparms.dir == TF_DIR_RX) ? "RX" : "TX",
 630                             iparms.ident_type);
 631                 return rc;
 632         }
 633
 634         id = (uint64_t)tfp_cpu_to_be_64(iparms.id);
 635         if (!ulp_regfile_write(parms->regfile, idx, id)) {
 636                 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
 637                 rc = -EINVAL;
 638                 /* Need to free the identifier, so goto error */
 639                 goto error;
 640         }
 641
 642         /* Link the resource to the flow in the flow db */
 643         if (!val) {
 644                 memset(&fid_parms, 0, sizeof(fid_parms));
 645                 fid_parms.direction             = tbl->direction;
 646                 fid_parms.resource_func = ident->resource_func;
 647                 fid_parms.resource_type = ident->ident_type;
 648                 fid_parms.resource_hndl = iparms.id;
 649                 fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
 650
 651                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
 652                                               parms->tbl_idx,
 653                                               parms->fid,
 654                                               &fid_parms);
 655                 if (rc) {
 656                         BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
 657                                     rc);
 658                         /* Need to free the identifier, so goto error */
 659                         goto error;
 660                 }
 661         } else {
 662                 *val = iparms.id;
 663         }
 664
 665         return 0;
 666
 667 error:
 668         /* Need to free the identifier */
 669         free_parms.dir          = tbl->direction;
 670         free_parms.ident_type   = ident->ident_type;
 671         free_parms.id           = iparms.id;
 672
 673         (void)tf_free_identifier(tfp, &free_parms);
 674
 675         BNXT_TF_DBG(ERR, "Ident process failed for %s:%s\n",
 676                     ident->description,
 677                     (tbl->direction == TF_DIR_RX) ? "RX" : "TX");
 678         return rc;
 679 }
 680
 681 /*
 682  * Process the identifier instruction and extract it from result blob.
 683  * Increment the identifier reference count and store it in the flow database.
 684  */
 685 static int32_t
 686 ulp_mapper_ident_extract(struct bnxt_ulp_mapper_parms *parms,
 687                          struct bnxt_ulp_mapper_tbl_info *tbl,
 688                          struct bnxt_ulp_mapper_ident_info *ident,
 689                          struct ulp_blob *res_blob)
 690 {
 691         struct ulp_flow_db_res_params   fid_parms;
 692         uint64_t id = 0;
 693         uint32_t idx = 0;
 694         struct tf_search_identifier_parms sparms = { 0 };
 695         struct tf_free_identifier_parms free_parms = { 0 };
 696         struct tf *tfp;
 697         int rc;
 698
 699         /* Get the tfp from ulp context */
 700         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
 701         if (!tfp) {
 702                 BNXT_TF_DBG(ERR, "Failed to get tf pointer\n");
 703                 return -EINVAL;
 704         }
 705
 706         /* Extract the index from the result blob */
 707         rc = ulp_blob_pull(res_blob, (uint8_t *)&idx, sizeof(idx),
 708                            ident->ident_bit_pos, ident->ident_bit_size);
 709         if (rc) {
 710                 BNXT_TF_DBG(ERR, "Failed to extract identifier from blob\n");
 711                 return -EIO;
 712         }
 713
 714         /* populate the search params and search identifier shadow table */
 715         sparms.ident_type = ident->ident_type;
 716         sparms.dir = tbl->direction;
 717         /* convert the idx into cpu format */
 718         sparms.search_id = tfp_be_to_cpu_32(idx);
 719
 720         /* Search identifier also increase the reference count */
 721         rc = tf_search_identifier(tfp, &sparms);
 722         if (rc) {
 723                 BNXT_TF_DBG(ERR, "Search ident %s:%x failed.\n",
 724                             tf_dir_2_str(sparms.dir),
 725                             sparms.search_id);
 726                 return rc;
 727         }
 728         BNXT_TF_DBG(INFO, "Search ident %s:%x.success.\n",
 729                     tf_dir_2_str(sparms.dir),
 730                     sparms.search_id);
 731
 732         /* Write it to the regfile */
 733         id = (uint64_t)tfp_cpu_to_be_64(sparms.search_id);
 734         if (!ulp_regfile_write(parms->regfile, ident->regfile_idx, id)) {
 735                 BNXT_TF_DBG(ERR, "Regfile[%d] write failed.\n", idx);
 736                 rc = -EINVAL;
 737                 /* Need to free the identifier, so goto error */
 738                 goto error;
 739         }
 740
 741         /* Link the resource to the flow in the flow db */
 742         memset(&fid_parms, 0, sizeof(fid_parms));
 743         fid_parms.direction = tbl->direction;
 744         fid_parms.resource_func = ident->resource_func;
 745         fid_parms.resource_type = ident->ident_type;
 746         fid_parms.resource_hndl = sparms.search_id;
 747         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
 748         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
 749                                       parms->tbl_idx,
 750                                       parms->fid,
 751                                       &fid_parms);
 752         if (rc) {
 753                 BNXT_TF_DBG(ERR, "Failed to link res to flow rc = %d\n",
 754                             rc);
 755                 /* Need to free the identifier, so goto error */
 756                 goto error;
 757         }
 758
 759         return 0;
 760
 761 error:
 762         /* Need to free the identifier */
 763         free_parms.dir = tbl->direction;
 764         free_parms.ident_type = ident->ident_type;
 765         free_parms.id = sparms.search_id;
 766         (void)tf_free_identifier(tfp, &free_parms);
 767         BNXT_TF_DBG(ERR, "Ident extract failed for %s:%s:%x\n",
 768                     ident->description,
 769                     tf_dir_2_str(tbl->direction), sparms.search_id);
 770         return rc;
 771 }
 772
 773 static int32_t
 774 ulp_mapper_result_field_process(struct bnxt_ulp_mapper_parms *parms,
 775                                 enum tf_dir dir,
 776                                 struct bnxt_ulp_mapper_result_field_info *fld,
 777                                 struct ulp_blob *blob,
 778                                 const char *name)
 779 {
 780         uint16_t idx, size_idx;
 781         uint8_t  *val = NULL;
 782         uint64_t regval;
 783         uint32_t val_size = 0, field_size = 0;
 784         uint64_t act_bit;
 785         uint8_t act_val;
 786
 787         switch (fld->result_opcode) {
 788         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
 789                 val = fld->result_operand;
 790                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 791                         BNXT_TF_DBG(ERR, "%s failed to add field\n", name);
 792                         return -EINVAL;
 793                 }
 794                 break;
 795         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_PROP:
 796                 if (!ulp_operand_read(fld->result_operand,
 797                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 798                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 799                         return -EINVAL;
 800                 }
 801                 idx = tfp_be_to_cpu_16(idx);
 802
 803                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 804                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 805                         return -EINVAL;
 806                 }
 807                 val = &parms->act_prop->act_details[idx];
 808                 field_size = ulp_mapper_act_prop_size_get(idx);
 809                 if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 810                         field_size  = field_size -
 811                             ((fld->field_bit_size + 7) / 8);
 812                         val += field_size;
 813                 }
 814                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 815                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 816                         return -EINVAL;
 817                 }
 818                 break;
 819         case BNXT_ULP_MAPPER_OPC_SET_TO_ACT_BIT:
 820                 if (!ulp_operand_read(fld->result_operand,
 821                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 822                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 823                         return -EINVAL;
 824                 }
 825                 act_bit = tfp_be_to_cpu_64(act_bit);
 826                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit))
 827                         act_val = 1;
 828                 else
 829                         act_val = 0;
 830                 if (fld->field_bit_size > ULP_BYTE_2_BITS(sizeof(act_val))) {
 831                         BNXT_TF_DBG(ERR, "%s field size is incorrect\n", name);
 832                         return -EINVAL;
 833                 }
 834                 if (!ulp_blob_push(blob, &act_val, fld->field_bit_size)) {
 835                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 836                         return -EINVAL;
 837                 }
 838                 val = &act_val;
 839                 break;
 840         case BNXT_ULP_MAPPER_OPC_SET_TO_ENCAP_ACT_PROP_SZ:
 841                 if (!ulp_operand_read(fld->result_operand,
 842                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 843                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 844                         return -EINVAL;
 845                 }
 846                 idx = tfp_be_to_cpu_16(idx);
 847
 848                 if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 849                         BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n", name, idx);
 850                         return -EINVAL;
 851                 }
 852                 val = &parms->act_prop->act_details[idx];
 853
 854                 /* get the size index next */
 855                 if (!ulp_operand_read(&fld->result_operand[sizeof(uint16_t)],
 856                                       (uint8_t *)&size_idx, sizeof(uint16_t))) {
 857                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 858                         return -EINVAL;
 859                 }
 860                 size_idx = tfp_be_to_cpu_16(size_idx);
 861
 862                 if (size_idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 863                         BNXT_TF_DBG(ERR, "act_prop[%d] oob\n", size_idx);
 864                         return -EINVAL;
 865                 }
 866                 memcpy(&val_size, &parms->act_prop->act_details[size_idx],
 867                        sizeof(uint32_t));
 868                 val_size = tfp_be_to_cpu_32(val_size);
 869                 val_size = ULP_BYTE_2_BITS(val_size);
 870                 ulp_blob_push_encap(blob, val, val_size);
 871                 break;
 872         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
 873                 if (!ulp_operand_read(fld->result_operand,
 874                                       (uint8_t *)&idx, sizeof(uint16_t))) {
 875                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 876                         return -EINVAL;
 877                 }
 878
 879                 idx = tfp_be_to_cpu_16(idx);
 880                 /* Uninitialized regfile entries return 0 */
 881                 if (!ulp_regfile_read(parms->regfile, idx, &regval)) {
 882                         BNXT_TF_DBG(ERR, "%s regfile[%d] read oob\n",
 883                                     name, idx);
 884                         return -EINVAL;
 885                 }
 886
 887                 val = ulp_blob_push_64(blob, &regval, fld->field_bit_size);
 888                 if (!val) {
 889                         BNXT_TF_DBG(ERR, "%s push field failed\n", name);
 890                         return -EINVAL;
 891                 }
 892                 break;
 893         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
 894                 if (!ulp_operand_read(fld->result_operand,
 895                                       (uint8_t *)&idx,
 896                                       sizeof(uint16_t))) {
 897                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
 898                         return -EINVAL;
 899                 }
 900                 idx = tfp_be_to_cpu_16(idx);
 901                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
 902                                                  dir,
 903                                                  idx, &regval)) {
 904                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
 905                                     name, idx);
 906                         return -EINVAL;
 907                 }
 908                 val = ulp_blob_push_64(blob, &regval, fld->field_bit_size);
 909                 if (!val) {
 910                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
 911                         return -EINVAL;
 912                 }
 913                 break;
 914         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
 915                 if (!ulp_operand_read(fld->result_operand,
 916                                       (uint8_t *)&idx,
 917                                       sizeof(uint16_t))) {
 918                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
 919                         return -EINVAL;
 920                 }
 921                 idx = tfp_be_to_cpu_16(idx);
 922                 if (idx < BNXT_ULP_CF_IDX_LAST)
 923                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
 924                                                fld->field_bit_size);
 925                 if (!val) {
 926                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
 927                         return -EINVAL;
 928                 }
 929                 break;
 930         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
 931                 if (ulp_blob_pad_push(blob, fld->field_bit_size) < 0) {
 932                         BNXT_TF_DBG(ERR, "%s too large for blob\n", name);
 933                         return -EINVAL;
 934                 }
 935
 936                 break;
 937         case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_ACT_PROP_ELSE_CONST:
 938                 if (!ulp_operand_read(fld->result_operand,
 939                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 940                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 941                         return -EINVAL;
 942                 }
 943                 act_bit = tfp_be_to_cpu_64(act_bit);
 944                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
 945                         /* Action bit is set so consider operand_true */
 946                         if (!ulp_operand_read(fld->result_operand_true,
 947                                               (uint8_t *)&idx,
 948                                               sizeof(uint16_t))) {
 949                                 BNXT_TF_DBG(ERR, "%s operand read failed\n",
 950                                             name);
 951                                 return -EINVAL;
 952                         }
 953                         idx = tfp_be_to_cpu_16(idx);
 954                         if (idx >= BNXT_ULP_ACT_PROP_IDX_LAST) {
 955                                 BNXT_TF_DBG(ERR, "%s act_prop[%d] oob\n",
 956                                             name, idx);
 957                                 return -EINVAL;
 958                         }
 959                         val = &parms->act_prop->act_details[idx];
 960                         field_size = ulp_mapper_act_prop_size_get(idx);
 961                         if (fld->field_bit_size < ULP_BYTE_2_BITS(field_size)) {
 962                                 field_size  = field_size -
 963                                     ((fld->field_bit_size + 7) / 8);
 964                                 val += field_size;
 965                         }
 966                         if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 967                                 BNXT_TF_DBG(ERR, "%s push field failed\n",
 968                                             name);
 969                                 return -EINVAL;
 970                         }
 971                 } else {
 972                         /* action bit is not set, use the operand false */
 973                         val = fld->result_operand_false;
 974                         if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 975                                 BNXT_TF_DBG(ERR, "%s failed to add field\n",
 976                                             name);
 977                                 return -EINVAL;
 978                         }
 979                 }
 980                 break;
 981         case BNXT_ULP_MAPPER_OPC_IF_ACT_BIT_THEN_CONST_ELSE_CONST:
 982                 if (!ulp_operand_read(fld->result_operand,
 983                                       (uint8_t *)&act_bit, sizeof(uint64_t))) {
 984                         BNXT_TF_DBG(ERR, "%s operand read failed\n", name);
 985                         return -EINVAL;
 986                 }
 987                 act_bit = tfp_be_to_cpu_64(act_bit);
 988                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits, act_bit)) {
 989                         /* Action bit is set so consider operand_true */
 990                         val = fld->result_operand_true;
 991                 } else {
 992                         /* action bit is not set, use the operand false */
 993                         val = fld->result_operand_false;
 994                 }
 995                 if (!ulp_blob_push(blob, val, fld->field_bit_size)) {
 996                         BNXT_TF_DBG(ERR, "%s failed to add field\n",
 997                                     name);
 998                         return -EINVAL;
 999                 }
1000                 break;
1001         case BNXT_ULP_MAPPER_OPC_IF_COMP_FIELD_THEN_CF_ELSE_CF:
1002                 if (!ulp_operand_read(fld->result_operand,
1003                                       (uint8_t *)&idx,
1004                                       sizeof(uint16_t))) {
1005                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1006                         return -EINVAL;
1007                 }
1008                 idx = tfp_be_to_cpu_16(idx);
1009                 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1010                         BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1011                         return -EINVAL;
1012                 }
1013                 /* check if the computed field is set */
1014                 if (ULP_COMP_FLD_IDX_RD(parms, idx))
1015                         val = fld->result_operand_true;
1016                 else
1017                         val = fld->result_operand_false;
1018
1019                 /* read the appropriate computed field */
1020                 if (!ulp_operand_read(val, (uint8_t *)&idx, sizeof(uint16_t))) {
1021                         BNXT_TF_DBG(ERR, "%s val operand read failed\n", name);
1022                         return -EINVAL;
1023                 }
1024                 idx = tfp_be_to_cpu_16(idx);
1025                 if (idx >= BNXT_ULP_CF_IDX_LAST) {
1026                         BNXT_TF_DBG(ERR, "%s invalid index %u\n", name, idx);
1027                         return -EINVAL;
1028                 }
1029                 val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1030                                        fld->field_bit_size);
1031                 if (!val) {
1032                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1033                         return -EINVAL;
1034                 }
1035                 break;
1036         default:
1037                 BNXT_TF_DBG(ERR, "invalid result mapper opcode 0x%x\n",
1038                             fld->result_opcode);
1039                 return -EINVAL;
1040         }
1041         return 0;
1042 }
1043
1044 /* Function to alloc action record and set the table. */
1045 static int32_t
1046 ulp_mapper_keymask_field_process(struct bnxt_ulp_mapper_parms *parms,
1047                                  enum tf_dir dir,
1048                                  struct bnxt_ulp_mapper_class_key_field_info *f,
1049                                  struct ulp_blob *blob,
1050                                  uint8_t is_key,
1051                                  const char *name)
1052 {
1053         uint64_t val64;
1054         uint16_t idx, bitlen;
1055         uint32_t opcode;
1056         uint8_t *operand;
1057         struct ulp_regfile *regfile = parms->regfile;
1058         uint8_t *val = NULL;
1059         struct bnxt_ulp_mapper_class_key_field_info *fld = f;
1060         uint32_t field_size;
1061
1062         if (is_key) {
1063                 operand = fld->spec_operand;
1064                 opcode  = fld->spec_opcode;
1065         } else {
1066                 operand = fld->mask_operand;
1067                 opcode  = fld->mask_opcode;
1068         }
1069
1070         bitlen = fld->field_bit_size;
1071
1072         switch (opcode) {
1073         case BNXT_ULP_MAPPER_OPC_SET_TO_CONSTANT:
1074                 val = operand;
1075                 if (!ulp_blob_push(blob, val, bitlen)) {
1076                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1077                         return -EINVAL;
1078                 }
1079                 break;
1080         case BNXT_ULP_MAPPER_OPC_SET_TO_ZERO:
1081                 if (ulp_blob_pad_push(blob, bitlen) < 0) {
1082                         BNXT_TF_DBG(ERR, "%s pad too large for blob\n", name);
1083                         return -EINVAL;
1084                 }
1085
1086                 break;
1087         case BNXT_ULP_MAPPER_OPC_SET_TO_HDR_FIELD:
1088                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1089                                       sizeof(uint16_t))) {
1090                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1091                         return -EINVAL;
1092                 }
1093                 idx = tfp_be_to_cpu_16(idx);
1094                 if (is_key)
1095                         val = parms->hdr_field[idx].spec;
1096                 else
1097                         val = parms->hdr_field[idx].mask;
1098
1099                 /*
1100                  * Need to account for how much data was pushed to the header
1101                  * field vs how much is to be inserted in the key/mask.
1102                  */
1103                 field_size = parms->hdr_field[idx].size;
1104                 if (bitlen < ULP_BYTE_2_BITS(field_size)) {
1105                         field_size  = field_size - ((bitlen + 7) / 8);
1106                         val += field_size;
1107                 }
1108
1109                 if (!ulp_blob_push(blob, val, bitlen)) {
1110                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1111                         return -EINVAL;
1112                 }
1113                 break;
1114         case BNXT_ULP_MAPPER_OPC_SET_TO_COMP_FIELD:
1115                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1116                                       sizeof(uint16_t))) {
1117                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1118                         return -EINVAL;
1119                 }
1120                 idx = tfp_be_to_cpu_16(idx);
1121                 if (idx < BNXT_ULP_CF_IDX_LAST)
1122                         val = ulp_blob_push_32(blob, &parms->comp_fld[idx],
1123                                                bitlen);
1124                 if (!val) {
1125                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1126                         return -EINVAL;
1127                 }
1128                 break;
1129         case BNXT_ULP_MAPPER_OPC_SET_TO_REGFILE:
1130                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1131                                       sizeof(uint16_t))) {
1132                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1133                         return -EINVAL;
1134                 }
1135                 idx = tfp_be_to_cpu_16(idx);
1136
1137                 if (!ulp_regfile_read(regfile, idx, &val64)) {
1138                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1139                                     name, idx);
1140                         return -EINVAL;
1141                 }
1142
1143                 val = ulp_blob_push_64(blob, &val64, bitlen);
1144                 if (!val) {
1145                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1146                         return -EINVAL;
1147                 }
1148                 break;
1149         case BNXT_ULP_MAPPER_OPC_SET_TO_GLB_REGFILE:
1150                 if (!ulp_operand_read(operand, (uint8_t *)&idx,
1151                                       sizeof(uint16_t))) {
1152                         BNXT_TF_DBG(ERR, "%s key operand read failed.\n", name);
1153                         return -EINVAL;
1154                 }
1155                 idx = tfp_be_to_cpu_16(idx);
1156                 if (ulp_mapper_glb_resource_read(parms->mapper_data,
1157                                                  dir,
1158                                                  idx, &val64)) {
1159                         BNXT_TF_DBG(ERR, "%s regfile[%d] read failed.\n",
1160                                     name, idx);
1161                         return -EINVAL;
1162                 }
1163                 val = ulp_blob_push_64(blob, &val64, bitlen);
1164                 if (!val) {
1165                         BNXT_TF_DBG(ERR, "%s push to key blob failed\n", name);
1166                         return -EINVAL;
1167                 }
1168                 break;
1169         default:
1170                 BNXT_TF_DBG(ERR, "invalid keymask mapper opcode 0x%x\n",
1171                             opcode);
1172                 return -EINVAL;
1173                 break;
1174         }
1175
1176         return 0;
1177 }
1178
1179 static int32_t
1180 ulp_mapper_mark_gfid_process(struct bnxt_ulp_mapper_parms *parms,
1181                              struct bnxt_ulp_mapper_tbl_info *tbl,
1182                              uint64_t flow_id)
1183 {
1184         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1185         struct ulp_flow_db_res_params fid_parms;
1186         uint32_t mark, gfid, mark_flag;
1187         int32_t rc = 0;
1188
1189         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1190             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1191               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1192                                BNXT_ULP_ACTION_BIT_MARK)))
1193                 return rc; /* no need to perform gfid process */
1194
1195         /* Get the mark id details from action property */
1196         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1197                sizeof(mark));
1198         mark = tfp_be_to_cpu_32(mark);
1199
1200         TF_GET_GFID_FROM_FLOW_ID(flow_id, gfid);
1201         mark_flag  = BNXT_ULP_MARK_GLOBAL_HW_FID;
1202         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1203                                   gfid, mark);
1204         if (rc) {
1205                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1206                 return rc;
1207         }
1208         fid_parms.direction = tbl->direction;
1209         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1210         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1211         fid_parms.resource_type = mark_flag;
1212         fid_parms.resource_hndl = gfid;
1213         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1214                                       parms->tbl_idx,
1215                                       parms->fid,
1216                                       &fid_parms);
1217         if (rc)
1218                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1219         return rc;
1220 }
1221
1222 static int32_t
1223 ulp_mapper_mark_act_ptr_process(struct bnxt_ulp_mapper_parms *parms,
1224                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1225 {
1226         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1227         struct ulp_flow_db_res_params fid_parms;
1228         uint32_t act_idx, mark, mark_flag;
1229         uint64_t val64;
1230         int32_t rc = 0;
1231
1232         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1233             !(mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION &&
1234               ULP_BITMAP_ISSET(parms->act_bitmap->bits,
1235                                BNXT_ULP_ACTION_BIT_MARK)))
1236                 return rc; /* no need to perform mark action process */
1237
1238         /* Get the mark id details from action property */
1239         memcpy(&mark, &parms->act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_MARK],
1240                sizeof(mark));
1241         mark = tfp_be_to_cpu_32(mark);
1242
1243         if (!ulp_regfile_read(parms->regfile,
1244                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1245                               &val64)) {
1246                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1247                 return -EINVAL;
1248         }
1249         act_idx = tfp_be_to_cpu_64(val64);
1250         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID;
1251         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1252                                   act_idx, mark);
1253         if (rc) {
1254                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1255                 return rc;
1256         }
1257         fid_parms.direction = tbl->direction;
1258         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1259         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1260         fid_parms.resource_type = mark_flag;
1261         fid_parms.resource_hndl = act_idx;
1262         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1263                                       parms->tbl_idx,
1264                                       parms->fid,
1265                                       &fid_parms);
1266         if (rc)
1267                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1268         return rc;
1269 }
1270
1271 static int32_t
1272 ulp_mapper_mark_vfr_idx_process(struct bnxt_ulp_mapper_parms *parms,
1273                                 struct bnxt_ulp_mapper_tbl_info *tbl)
1274 {
1275         struct ulp_flow_db_res_params fid_parms;
1276         uint32_t act_idx, mark, mark_flag;
1277         uint64_t val64;
1278         enum bnxt_ulp_mark_db_opcode mark_op = tbl->mark_db_opcode;
1279         int32_t rc = 0;
1280
1281         if (mark_op == BNXT_ULP_MARK_DB_OPCODE_NOP ||
1282             mark_op == BNXT_ULP_MARK_DB_OPCODE_SET_IF_MARK_ACTION)
1283                 return rc; /* no need to perform mark action process */
1284
1285         /* Get the mark id details from the computed field of dev port id */
1286         mark = ULP_COMP_FLD_IDX_RD(parms, BNXT_ULP_CF_IDX_DEV_PORT_ID);
1287
1288          /* Get the main action pointer */
1289         if (!ulp_regfile_read(parms->regfile,
1290                               BNXT_ULP_REGFILE_INDEX_MAIN_ACTION_PTR,
1291                               &val64)) {
1292                 BNXT_TF_DBG(ERR, "read action ptr main failed\n");
1293                 return -EINVAL;
1294         }
1295         act_idx = tfp_be_to_cpu_64(val64);
1296
1297         /* Set the mark flag to local fid and vfr flag */
1298         mark_flag  = BNXT_ULP_MARK_LOCAL_HW_FID | BNXT_ULP_MARK_VFR_ID;
1299
1300         rc = ulp_mark_db_mark_add(parms->ulp_ctx, mark_flag,
1301                                   act_idx, mark);
1302         if (rc) {
1303                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1304                 return rc;
1305         }
1306         fid_parms.direction = tbl->direction;
1307         fid_parms.resource_func = BNXT_ULP_RESOURCE_FUNC_HW_FID;
1308         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
1309         fid_parms.resource_type = mark_flag;
1310         fid_parms.resource_hndl = act_idx;
1311         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1312                                       parms->tbl_idx,
1313                                       parms->fid,
1314                                       &fid_parms);
1315         if (rc)
1316                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n", rc);
1317         return rc;
1318 }
1319
1320 /*
1321  * Tcam table - create the result blob.
1322  * data [out] - the result blob data
1323  */
1324 static int32_t
1325 ulp_mapper_tcam_tbl_result_create(struct bnxt_ulp_mapper_parms *parms,
1326                                   struct bnxt_ulp_mapper_tbl_info *tbl,
1327                                   struct ulp_blob *data)
1328 {
1329         struct bnxt_ulp_mapper_result_field_info *dflds;
1330         uint32_t num_dflds;
1331         uint32_t encap_flds = 0;
1332         uint32_t i;
1333         int32_t rc = 0;
1334
1335         /* Create the result data blob */
1336         dflds = ulp_mapper_result_fields_get(tbl, &num_dflds,
1337                                              &encap_flds);
1338         if (!dflds || !num_dflds || encap_flds) {
1339                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1340                 return -EINVAL;
1341         }
1342
1343         for (i = 0; i < num_dflds; i++) {
1344                 rc = ulp_mapper_result_field_process(parms,
1345                                                      tbl->direction,
1346                                                      &dflds[i],
1347                                                      data,
1348                                                      "TCAM Result");
1349                 if (rc) {
1350                         BNXT_TF_DBG(ERR, "Failed to set data fields\n");
1351                         return -EINVAL;
1352                 }
1353         }
1354         return rc;
1355 }
1356
1357 /* Tcam table scan the identifier list and allocate each identifier */
1358 static int32_t
1359 ulp_mapper_tcam_tbl_scan_ident_alloc(struct bnxt_ulp_mapper_parms *parms,
1360                                      struct bnxt_ulp_mapper_tbl_info *tbl)
1361 {
1362         struct bnxt_ulp_mapper_ident_info *idents;
1363         uint32_t num_idents;
1364         uint32_t i;
1365
1366         /*
1367          * Since the cache entry is responsible for allocating
1368          * identifiers when in use, allocate the identifiers only
1369          * during normal processing.
1370          */
1371         if (parms->tcam_tbl_opc ==
1372             BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1373                 idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1374
1375                 for (i = 0; i < num_idents; i++) {
1376                         if (ulp_mapper_ident_process(parms, tbl,
1377                                                      &idents[i], NULL))
1378                                 return -EINVAL;
1379                 }
1380         }
1381         return 0;
1382 }
1383
1384 /*
1385  * Tcam table scan the identifier list and extract the identifier from
1386  * the result blob.
1387  */
1388 static int32_t
1389 ulp_mapper_tcam_tbl_scan_ident_extract(struct bnxt_ulp_mapper_parms *parms,
1390                                        struct bnxt_ulp_mapper_tbl_info *tbl,
1391                                        struct ulp_blob *data)
1392 {
1393         struct bnxt_ulp_mapper_ident_info *idents;
1394         uint32_t num_idents = 0, i;
1395         int32_t rc = 0;
1396
1397         /*
1398          * Extract the listed identifiers from the result field,
1399          * no need to allocate them.
1400          */
1401         idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
1402         for (i = 0; i < num_idents; i++) {
1403                 rc = ulp_mapper_ident_extract(parms, tbl, &idents[i], data);
1404                 if (rc) {
1405                         BNXT_TF_DBG(ERR, "Error in identifier extraction\n");
1406                         return rc;
1407                 }
1408         }
1409         return rc;
1410 }
1411
1412 /* Internal function to write the tcam entry */
1413 static int32_t
1414 ulp_mapper_tcam_tbl_entry_write(struct bnxt_ulp_mapper_parms *parms,
1415                                 struct bnxt_ulp_mapper_tbl_info *tbl,
1416                                 struct ulp_blob *key,
1417                                 struct ulp_blob *mask,
1418                                 struct ulp_blob *data,
1419                                 uint16_t idx)
1420 {
1421         struct tf_set_tcam_entry_parms sparms = { 0 };
1422         struct tf *tfp;
1423         uint16_t tmplen;
1424         int32_t rc;
1425
1426         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1427         if (!tfp) {
1428                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1429                 return -EINVAL;
1430         }
1431
1432         sparms.dir              = tbl->direction;
1433         sparms.tcam_tbl_type    = tbl->resource_type;
1434         sparms.idx              = idx;
1435         /* Already verified the key/mask lengths */
1436         sparms.key              = ulp_blob_data_get(key, &tmplen);
1437         sparms.mask             = ulp_blob_data_get(mask, &tmplen);
1438         sparms.key_sz_in_bits   = tbl->key_bit_size;
1439         sparms.result           = ulp_blob_data_get(data, &tmplen);
1440
1441         if (tbl->result_bit_size != tmplen) {
1442                 BNXT_TF_DBG(ERR, "Result len (%d) != Expected (%d)\n",
1443                             tmplen, tbl->result_bit_size);
1444                 return -EINVAL;
1445         }
1446         sparms.result_sz_in_bits = tbl->result_bit_size;
1447         if (tf_set_tcam_entry(tfp, &sparms)) {
1448                 BNXT_TF_DBG(ERR, "tcam[%s][%s][%x] write failed.\n",
1449                             tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1450                             tf_dir_2_str(sparms.dir), sparms.idx);
1451                 return -EIO;
1452         }
1453         BNXT_TF_DBG(INFO, "tcam[%s][%s][%x] write success.\n",
1454                     tf_tcam_tbl_2_str(sparms.tcam_tbl_type),
1455                     tf_dir_2_str(sparms.dir), sparms.idx);
1456
1457         /* Update cache with TCAM index if the was cache allocated. */
1458         if (parms->tcam_tbl_opc ==
1459             BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC) {
1460                 if (!parms->cache_ptr) {
1461                         BNXT_TF_DBG(ERR, "Unable to update cache");
1462                         return -EINVAL;
1463                 }
1464                 parms->cache_ptr->tcam_idx = idx;
1465         }
1466
1467         /* Mark action */
1468         rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1469         if (rc) {
1470                 BNXT_TF_DBG(ERR, "failed mark action processing\n");
1471                 return rc;
1472         }
1473
1474         return rc;
1475 }
1476
1477 static int32_t
1478 ulp_mapper_tcam_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1479                             struct bnxt_ulp_mapper_tbl_info *tbl)
1480 {
1481         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1482         struct ulp_blob key, mask, data, update_data;
1483         uint32_t i, num_kflds;
1484         struct tf *tfp;
1485         int32_t rc, trc;
1486         struct tf_alloc_tcam_entry_parms aparms         = { 0 };
1487         struct tf_search_tcam_entry_parms searchparms   = { 0 };
1488         struct ulp_flow_db_res_params   fid_parms       = { 0 };
1489         struct tf_free_tcam_entry_parms free_parms      = { 0 };
1490         enum bnxt_ulp_search_before_alloc search_flag;
1491         uint32_t hit = 0;
1492         uint16_t tmplen = 0;
1493         uint16_t idx;
1494
1495         /* Skip this if was handled by the cache. */
1496         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP) {
1497                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1498                 return 0;
1499         }
1500
1501         tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1502         if (!tfp) {
1503                 BNXT_TF_DBG(ERR, "Failed to get truflow pointer\n");
1504                 return -EINVAL;
1505         }
1506
1507         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1508         if (!kflds || !num_kflds) {
1509                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1510                 return -EINVAL;
1511         }
1512
1513         if (!ulp_blob_init(&key, tbl->key_bit_size,
1514                            parms->device_params->byte_order) ||
1515             !ulp_blob_init(&mask, tbl->key_bit_size,
1516                            parms->device_params->byte_order) ||
1517             !ulp_blob_init(&data, tbl->result_bit_size,
1518                            parms->device_params->byte_order) ||
1519             !ulp_blob_init(&update_data, tbl->result_bit_size,
1520                            parms->device_params->byte_order)) {
1521                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1522                 return -EINVAL;
1523         }
1524
1525         /* create the key/mask */
1526         /*
1527          * NOTE: The WC table will require some kind of flag to handle the
1528          * mode bits within the key/mask
1529          */
1530         for (i = 0; i < num_kflds; i++) {
1531                 /* Setup the key */
1532                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1533                                                       &kflds[i],
1534                                                       &key, 1, "TCAM Key");
1535                 if (rc) {
1536                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1537                         return rc;
1538                 }
1539
1540                 /* Setup the mask */
1541                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1542                                                       &kflds[i],
1543                                                       &mask, 0, "TCAM Mask");
1544                 if (rc) {
1545                         BNXT_TF_DBG(ERR, "Mask field set failed.\n");
1546                         return rc;
1547                 }
1548         }
1549
1550         if (tbl->srch_b4_alloc == BNXT_ULP_SEARCH_BEFORE_ALLOC_NO) {
1551                 /*
1552                  * No search for re-use is requested, so simply allocate the
1553                  * tcam index.
1554                  */
1555                 aparms.dir              = tbl->direction;
1556                 aparms.tcam_tbl_type    = tbl->resource_type;
1557                 aparms.search_enable    = tbl->srch_b4_alloc;
1558                 aparms.key_sz_in_bits   = tbl->key_bit_size;
1559                 aparms.key              = ulp_blob_data_get(&key, &tmplen);
1560                 if (tbl->key_bit_size != tmplen) {
1561                         BNXT_TF_DBG(ERR, "Key len (%d) != Expected (%d)\n",
1562                                     tmplen, tbl->key_bit_size);
1563                         return -EINVAL;
1564                 }
1565
1566                 aparms.mask             = ulp_blob_data_get(&mask, &tmplen);
1567                 if (tbl->key_bit_size != tmplen) {
1568                         BNXT_TF_DBG(ERR, "Mask len (%d) != Expected (%d)\n",
1569                                     tmplen, tbl->key_bit_size);
1570                         return -EINVAL;
1571                 }
1572
1573                 aparms.priority         = tbl->priority;
1574
1575                 /*
1576                  * All failures after this succeeds require the entry to be
1577                  * freed. cannot return directly on failure, but needs to goto
1578                  * error.
1579                  */
1580                 rc = tf_alloc_tcam_entry(tfp, &aparms);
1581                 if (rc) {
1582                         BNXT_TF_DBG(ERR, "tcam alloc failed rc=%d.\n", rc);
1583                         return rc;
1584                 }
1585                 idx = aparms.idx;
1586                 hit = aparms.hit;
1587         } else {
1588                 /*
1589                  * Searching before allocation to see if we already have an
1590                  * entry.  This allows re-use of a constrained resource.
1591                  */
1592                 searchparms.dir = tbl->direction;
1593                 searchparms.tcam_tbl_type = tbl->resource_type;
1594                 searchparms.key = ulp_blob_data_get(&key, &tmplen);
1595                 searchparms.key_sz_in_bits = tbl->key_bit_size;
1596                 searchparms.mask = ulp_blob_data_get(&mask, &tmplen);
1597                 searchparms.priority = tbl->priority;
1598                 searchparms.alloc = 1;
1599                 searchparms.result = ulp_blob_data_get(&data, &tmplen);
1600                 searchparms.result_sz_in_bits = tbl->result_bit_size;
1601
1602                 rc = tf_search_tcam_entry(tfp, &searchparms);
1603                 if (rc) {
1604                         BNXT_TF_DBG(ERR, "tcam search failed rc=%d\n", rc);
1605                         return rc;
1606                 }
1607
1608                 /* Successful search, check the result */
1609                 if (searchparms.search_status == REJECT) {
1610                         BNXT_TF_DBG(ERR, "tcam alloc rejected\n");
1611                         return -ENOMEM;
1612                 }
1613                 idx = searchparms.idx;
1614                 hit = searchparms.hit;
1615         }
1616
1617         /* if it is miss then it is same as no search before alloc */
1618         if (!hit)
1619                 search_flag = BNXT_ULP_SEARCH_BEFORE_ALLOC_NO;
1620         else
1621                 search_flag = tbl->srch_b4_alloc;
1622
1623         switch (search_flag) {
1624         case BNXT_ULP_SEARCH_BEFORE_ALLOC_NO:
1625                 /*Scan identifier list, allocate identifier and update regfile*/
1626                 rc = ulp_mapper_tcam_tbl_scan_ident_alloc(parms, tbl);
1627                 /* Create the result blob */
1628                 if (!rc)
1629                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1630                                                                &data);
1631                 /* write the tcam entry */
1632                 if (!rc)
1633                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1634                                                              &mask, &data, idx);
1635                 break;
1636         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_SKIP:
1637                 /*Scan identifier list, extract identifier and update regfile*/
1638                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1639                 break;
1640         case BNXT_ULP_SEARCH_BEFORE_ALLOC_SEARCH_IF_HIT_UPDATE:
1641                 /*Scan identifier list, extract identifier and update regfile*/
1642                 rc = ulp_mapper_tcam_tbl_scan_ident_extract(parms, tbl, &data);
1643                 /* Create the result blob */
1644                 if (!rc)
1645                         rc = ulp_mapper_tcam_tbl_result_create(parms, tbl,
1646                                                                &update_data);
1647                 /* Update/overwrite the tcam entry */
1648                 if (!rc)
1649                         rc = ulp_mapper_tcam_tbl_entry_write(parms, tbl, &key,
1650                                                              &mask,
1651                                                              &update_data, idx);
1652                 break;
1653         default:
1654                 BNXT_TF_DBG(ERR, "invalid search opcode\n");
1655                 rc =  -EINVAL;
1656                 break;
1657         }
1658         if (rc)
1659                 goto error;
1660
1661         /*
1662          * Only link the entry to the flow db in the event that cache was not
1663          * used.
1664          */
1665         if (parms->tcam_tbl_opc == BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL) {
1666                 fid_parms.direction = tbl->direction;
1667                 fid_parms.resource_func = tbl->resource_func;
1668                 fid_parms.resource_type = tbl->resource_type;
1669                 fid_parms.critical_resource = tbl->critical_resource;
1670                 fid_parms.resource_hndl = idx;
1671                 rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1672                                               parms->tbl_idx,
1673                                               parms->fid,
1674                                               &fid_parms);
1675                 if (rc) {
1676                         BNXT_TF_DBG(ERR,
1677                                     "Failed to link resource to flow rc = %d\n",
1678                                     rc);
1679                         /* Need to free the identifier, so goto error */
1680                         goto error;
1681                 }
1682         } else {
1683                 /*
1684                  * Reset the tcam table opcode to normal in case the next tcam
1685                  * entry does not use cache.
1686                  */
1687                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1688                 parms->cache_ptr = NULL;
1689         }
1690
1691         return 0;
1692 error:
1693         parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
1694         free_parms.dir                  = tbl->direction;
1695         free_parms.tcam_tbl_type        = tbl->resource_type;
1696         free_parms.idx                  = idx;
1697         trc = tf_free_tcam_entry(tfp, &free_parms);
1698         if (trc)
1699                 BNXT_TF_DBG(ERR, "Failed to free tcam[%d][%d][%d] on failure\n",
1700                             tbl->resource_type, tbl->direction, idx);
1701
1702         return rc;
1703 }
1704
1705 static int32_t
1706 ulp_mapper_em_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1707                           struct bnxt_ulp_mapper_tbl_info *tbl)
1708 {
1709         struct bnxt_ulp_mapper_class_key_field_info     *kflds;
1710         struct bnxt_ulp_mapper_result_field_info *dflds;
1711         struct ulp_blob key, data;
1712         uint32_t i, num_kflds, num_dflds;
1713         uint16_t tmplen;
1714         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1715         struct ulp_flow_db_res_params   fid_parms = { 0 };
1716         struct tf_insert_em_entry_parms iparms = { 0 };
1717         struct tf_delete_em_entry_parms free_parms = { 0 };
1718         int32_t trc;
1719         enum bnxt_ulp_flow_mem_type mtype = parms->device_params->flow_mem_type;
1720         int32_t rc = 0;
1721         uint32_t encap_flds = 0;
1722
1723         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
1724         if (!kflds || !num_kflds) {
1725                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
1726                 return -EINVAL;
1727         }
1728
1729         /* Initialize the key/result blobs */
1730         if (!ulp_blob_init(&key, tbl->blob_key_bit_size,
1731                            parms->device_params->byte_order) ||
1732             !ulp_blob_init(&data, tbl->result_bit_size,
1733                            parms->device_params->byte_order)) {
1734                 BNXT_TF_DBG(ERR, "blob inits failed.\n");
1735                 return -EINVAL;
1736         }
1737
1738         /* create the key */
1739         for (i = 0; i < num_kflds; i++) {
1740                 /* Setup the key */
1741                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
1742                                                       &kflds[i],
1743                                                       &key, 1, "EM Key");
1744                 if (rc) {
1745                         BNXT_TF_DBG(ERR, "Key field set failed.\n");
1746                         return rc;
1747                 }
1748         }
1749
1750         /*
1751          * TBD: Normally should process identifiers in case of using recycle or
1752          * loopback.  Not supporting recycle for now.
1753          */
1754
1755         /* Create the result data blob */
1756         dflds = ulp_mapper_result_fields_get(tbl, &num_dflds, &encap_flds);
1757         if (!dflds || !num_dflds || encap_flds) {
1758                 BNXT_TF_DBG(ERR, "Failed to get data fields.\n");
1759                 return -EINVAL;
1760         }
1761
1762         for (i = 0; i < num_dflds; i++) {
1763                 struct bnxt_ulp_mapper_result_field_info *fld;
1764
1765                 fld = &dflds[i];
1766
1767                 rc = ulp_mapper_result_field_process(parms,
1768                                                      tbl->direction,
1769                                                      fld,
1770                                                      &data,
1771                                                      "EM Result");
1772                 if (rc) {
1773                         BNXT_TF_DBG(ERR, "Failed to set data fields.\n");
1774                         return rc;
1775                 }
1776         }
1777
1778         /* do the transpose for the internal EM keys */
1779         if (tbl->resource_func == BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE)
1780                 ulp_blob_perform_byte_reverse(&key);
1781
1782         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx,
1783                                              &iparms.tbl_scope_id);
1784         if (rc) {
1785                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1786                 return rc;
1787         }
1788
1789         /*
1790          * NOTE: the actual blob size will differ from the size in the tbl
1791          * entry due to the padding.
1792          */
1793         iparms.dup_check                = 0;
1794         iparms.dir                      = tbl->direction;
1795         iparms.mem                      = tbl->resource_type;
1796         iparms.key                      = ulp_blob_data_get(&key, &tmplen);
1797         iparms.key_sz_in_bits           = tbl->key_bit_size;
1798         iparms.em_record                = ulp_blob_data_get(&data, &tmplen);
1799         iparms.em_record_sz_in_bits     = tbl->result_bit_size;
1800
1801         rc = tf_insert_em_entry(tfp, &iparms);
1802         if (rc) {
1803                 BNXT_TF_DBG(ERR, "Failed to insert em entry rc=%d.\n", rc);
1804                 return rc;
1805         }
1806
1807         /* Mark action process */
1808         if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT &&
1809             tbl->resource_type == TF_MEM_EXTERNAL)
1810                 rc = ulp_mapper_mark_gfid_process(parms, tbl, iparms.flow_id);
1811         else if (mtype == BNXT_ULP_FLOW_MEM_TYPE_INT &&
1812                  tbl->resource_type == TF_MEM_INTERNAL)
1813                 rc = ulp_mapper_mark_act_ptr_process(parms, tbl);
1814         if (rc) {
1815                 BNXT_TF_DBG(ERR, "Failed to add mark to flow\n");
1816                 goto error;
1817         }
1818
1819         /* Link the EM resource to the flow in the flow db */
1820         memset(&fid_parms, 0, sizeof(fid_parms));
1821         fid_parms.direction             = tbl->direction;
1822         fid_parms.resource_func         = tbl->resource_func;
1823         fid_parms.resource_type         = tbl->resource_type;
1824         fid_parms.critical_resource     = tbl->critical_resource;
1825         fid_parms.resource_hndl         = iparms.flow_handle;
1826
1827         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
1828                                       parms->tbl_idx,
1829                                       parms->fid,
1830                                       &fid_parms);
1831         if (rc) {
1832                 BNXT_TF_DBG(ERR, "Fail to link res to flow rc = %d\n",
1833                             rc);
1834                 /* Need to free the identifier, so goto error */
1835                 goto error;
1836         }
1837
1838         return 0;
1839 error:
1840         free_parms.dir          = iparms.dir;
1841         free_parms.mem          = iparms.mem;
1842         free_parms.tbl_scope_id = iparms.tbl_scope_id;
1843         free_parms.flow_handle  = iparms.flow_handle;
1844
1845         trc = tf_delete_em_entry(tfp, &free_parms);
1846         if (trc)
1847                 BNXT_TF_DBG(ERR, "Failed to delete EM entry on failed add\n");
1848
1849         return rc;
1850 }
1851
1852 static int32_t
1853 ulp_mapper_index_tbl_process(struct bnxt_ulp_mapper_parms *parms,
1854                              struct bnxt_ulp_mapper_tbl_info *tbl,
1855                              bool is_class_tbl)
1856 {
1857         struct bnxt_ulp_mapper_result_field_info *flds;
1858         struct ulp_flow_db_res_params   fid_parms;
1859         struct ulp_blob data;
1860         uint64_t idx = 0;
1861         uint16_t tmplen;
1862         uint32_t i, num_flds, index, hit;
1863         int32_t rc = 0, trc = 0;
1864         struct tf_alloc_tbl_entry_parms aparms = { 0 };
1865         struct tf_search_tbl_entry_parms srchparms = { 0 };
1866         struct tf_set_tbl_entry_parms   sparms = { 0 };
1867         struct tf_free_tbl_entry_parms  free_parms = { 0 };
1868         uint32_t tbl_scope_id;
1869         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
1870         uint16_t bit_size;
1871         uint32_t encap_flds = 0;
1872
1873         /* Get the scope id first */
1874         rc = bnxt_ulp_cntxt_tbl_scope_id_get(parms->ulp_ctx, &tbl_scope_id);
1875         if (rc) {
1876                 BNXT_TF_DBG(ERR, "Failed to get table scope rc=%d\n", rc);
1877                 return rc;
1878         }
1879
1880         /* use the max size if encap is enabled */
1881         if (tbl->encap_num_fields)
1882                 bit_size = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS;
1883         else
1884                 bit_size = tbl->result_bit_size;
1885
1886         /* Initialize the blob data */
1887         if (!ulp_blob_init(&data, bit_size,
1888                            parms->device_params->byte_order)) {
1889                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
1890                 return -EINVAL;
1891         }
1892
1893         /* Get the result fields list */
1894         if (is_class_tbl)
1895                 flds = ulp_mapper_result_fields_get(tbl, &num_flds,
1896                                                     &encap_flds);
1897         else
1898                 flds = ulp_mapper_act_result_fields_get(tbl, &num_flds,
1899                                                         &encap_flds);
1900
1901         if (!flds || (!num_flds && !encap_flds)) {
1902                 BNXT_TF_DBG(ERR, "template undefined for the index table\n");
1903                 return -EINVAL;
1904         }
1905
1906         /* process the result fields, loop through them */
1907         for (i = 0; i < (num_flds + encap_flds); i++) {
1908                 /* set the swap index if encap swap bit is enabled */
1909                 if (parms->device_params->encap_byte_swap && encap_flds &&
1910                     (i == num_flds))
1911                         ulp_blob_encap_swap_idx_set(&data);
1912
1913                 /* Process the result fields */
1914                 rc = ulp_mapper_result_field_process(parms,
1915                                                      tbl->direction,
1916                                                      &flds[i],
1917                                                      &data,
1918                                                      "Indexed Result");
1919                 if (rc) {
1920                         BNXT_TF_DBG(ERR, "data field failed\n");
1921                         return rc;
1922                 }
1923         }
1924
1925         /* if encap bit swap is enabled perform the bit swap */
1926         if (parms->device_params->encap_byte_swap && encap_flds) {
1927                 ulp_blob_perform_encap_swap(&data);
1928         }
1929
1930         /*
1931          * Check for index opcode, if it is Global then
1932          * no need to allocate the table, just set the table
1933          * and exit since it is not maintained in the flow db.
1934          */
1935         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_GLOBAL) {
1936                 /* get the index from index operand */
1937                 if (tbl->index_operand < BNXT_ULP_GLB_REGFILE_INDEX_LAST &&
1938                     ulp_mapper_glb_resource_read(parms->mapper_data,
1939                                                  tbl->direction,
1940                                                  tbl->index_operand,
1941                                                  &idx)) {
1942                         BNXT_TF_DBG(ERR, "Glbl regfile[%d] read failed.\n",
1943                                     tbl->index_operand);
1944                         return -EINVAL;
1945                 }
1946                 /* set the Tf index table */
1947                 sparms.dir              = tbl->direction;
1948                 sparms.type             = tbl->resource_type;
1949                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
1950                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1951                 sparms.idx              = tfp_be_to_cpu_64(idx);
1952                 sparms.tbl_scope_id     = tbl_scope_id;
1953
1954                 rc = tf_set_tbl_entry(tfp, &sparms);
1955                 if (rc) {
1956                         BNXT_TF_DBG(ERR,
1957                                     "Glbl Set table[%d][%s][%d] failed rc=%d\n",
1958                                     sparms.type,
1959                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
1960                                     sparms.idx,
1961                                     rc);
1962                         return rc;
1963                 }
1964                 return 0; /* success */
1965         }
1966
1967         index = 0;
1968         hit = 0;
1969         /* Perform the tf table allocation by filling the alloc params */
1970         if (tbl->srch_b4_alloc) {
1971                 memset(&srchparms, 0, sizeof(srchparms));
1972                 srchparms.dir = tbl->direction;
1973                 srchparms.type = tbl->resource_type;
1974                 srchparms.alloc = 1;
1975                 srchparms.result = ulp_blob_data_get(&data, &tmplen);
1976                 srchparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1977                 srchparms.tbl_scope_id = tbl_scope_id;
1978                 rc = tf_search_tbl_entry(tfp, &srchparms);
1979                 if (rc) {
1980                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
1981                                     tf_tbl_type_2_str(tbl->resource_type),
1982                                     tf_dir_2_str(tbl->direction), rc);
1983                         return rc;
1984                 }
1985                 if (srchparms.search_status == REJECT) {
1986                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] rejected.\n",
1987                                     tf_tbl_type_2_str(tbl->resource_type),
1988                                     tf_dir_2_str(tbl->direction));
1989                         return -ENOMEM;
1990                 }
1991                 index = srchparms.idx;
1992                 hit = srchparms.hit;
1993         } else {
1994                 aparms.dir              = tbl->direction;
1995                 aparms.type             = tbl->resource_type;
1996                 aparms.search_enable    = tbl->srch_b4_alloc;
1997                 aparms.result           = ulp_blob_data_get(&data, &tmplen);
1998                 aparms.result_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
1999                 aparms.tbl_scope_id     = tbl_scope_id;
2000
2001                 /* All failures after the alloc succeeds require a free */
2002                 rc = tf_alloc_tbl_entry(tfp, &aparms);
2003                 if (rc) {
2004                         BNXT_TF_DBG(ERR, "Alloc table[%s][%s] failed rc=%d\n",
2005                                     tf_tbl_type_2_str(tbl->resource_type),
2006                                     tf_dir_2_str(tbl->direction), rc);
2007                         return rc;
2008                 }
2009                 index = aparms.idx;
2010         }
2011         /*
2012          * calculate the idx for the result record, for external EM the offset
2013          * needs to be shifted accordingly. If external non-inline table types
2014          * are used then need to revisit this logic.
2015          */
2016         if (tbl->resource_type == TF_TBL_TYPE_EXT)
2017                 idx = TF_ACT_REC_OFFSET_2_PTR(index);
2018         else
2019                 idx = index;
2020
2021         /* Always storing values in Regfile in BE */
2022         idx = tfp_cpu_to_be_64(idx);
2023         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_ALLOCATE) {
2024                 rc = ulp_regfile_write(parms->regfile, tbl->index_operand, idx);
2025                 if (!rc) {
2026                         BNXT_TF_DBG(ERR, "Write regfile[%d] failed\n",
2027                                     tbl->index_operand);
2028                         goto error;
2029                 }
2030         }
2031
2032         /* Perform the tf table set by filling the set params */
2033         if (!tbl->srch_b4_alloc || !hit) {
2034                 sparms.dir              = tbl->direction;
2035                 sparms.type             = tbl->resource_type;
2036                 sparms.data             = ulp_blob_data_get(&data, &tmplen);
2037                 sparms.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2038                 sparms.idx              = index;
2039                 sparms.tbl_scope_id     = tbl_scope_id;
2040
2041                 rc = tf_set_tbl_entry(tfp, &sparms);
2042                 if (rc) {
2043                         BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2044                                     sparms.type,
2045                                     (sparms.dir == TF_DIR_RX) ? "RX" : "TX",
2046                                     sparms.idx,
2047                                     rc);
2048                         goto error;
2049                 }
2050         }
2051
2052         /* Link the resource to the flow in the flow db */
2053         memset(&fid_parms, 0, sizeof(fid_parms));
2054         fid_parms.direction     = tbl->direction;
2055         fid_parms.resource_func = tbl->resource_func;
2056         fid_parms.resource_type = tbl->resource_type;
2057         fid_parms.resource_sub_type = tbl->resource_sub_type;
2058         fid_parms.resource_hndl = index;
2059         fid_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2060
2061         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2062                                       parms->tbl_idx,
2063                                       parms->fid,
2064                                       &fid_parms);
2065         if (rc) {
2066                 BNXT_TF_DBG(ERR, "Failed to link resource to flow rc = %d\n",
2067                             rc);
2068                 goto error;
2069         }
2070
2071         /* Perform the VF rep action */
2072         rc = ulp_mapper_mark_vfr_idx_process(parms, tbl);
2073         if (rc) {
2074                 BNXT_TF_DBG(ERR, "Failed to add vfr mark rc = %d\n", rc);
2075                 goto error;
2076         }
2077         return rc;
2078 error:
2079         /*
2080          * Free the allocated resource since we failed to either
2081          * write to the entry or link the flow
2082          */
2083         free_parms.dir  = tbl->direction;
2084         free_parms.type = tbl->resource_type;
2085         free_parms.idx  = index;
2086         free_parms.tbl_scope_id = tbl_scope_id;
2087
2088         trc = tf_free_tbl_entry(tfp, &free_parms);
2089         if (trc)
2090                 BNXT_TF_DBG(ERR, "Failed to free tbl entry on failure\n");
2091
2092         return rc;
2093 }
2094
2095 static int32_t
2096 ulp_mapper_cache_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2097                              struct bnxt_ulp_mapper_tbl_info *tbl)
2098 {
2099         struct bnxt_ulp_mapper_class_key_field_info *kflds;
2100         struct bnxt_ulp_mapper_cache_entry *cache_entry;
2101         struct bnxt_ulp_mapper_ident_info *idents;
2102         uint32_t i, num_kflds = 0, num_idents = 0;
2103         struct ulp_flow_db_res_params fid_parms;
2104         struct tf_free_identifier_parms fparms;
2105         uint16_t tmplen, tmp_ident;
2106         struct ulp_blob key;
2107         uint8_t *cache_key;
2108         uint64_t regval;
2109         uint16_t *ckey;
2110         int32_t rc;
2111
2112         /* Get the key fields list and build the key. */
2113         kflds = ulp_mapper_key_fields_get(tbl, &num_kflds);
2114         if (!kflds || !num_kflds) {
2115                 BNXT_TF_DBG(ERR, "Failed to get key fields\n");
2116                 return -EINVAL;
2117         }
2118         if (!ulp_blob_init(&key, tbl->key_bit_size,
2119                            parms->device_params->byte_order)) {
2120                 BNXT_TF_DBG(ERR, "Failed to alloc blob\n");
2121                 return -EINVAL;
2122         }
2123         for (i = 0; i < num_kflds; i++) {
2124                 /* Setup the key */
2125                 rc = ulp_mapper_keymask_field_process(parms, tbl->direction,
2126                                                       &kflds[i],
2127                                                       &key, 1, "Cache Key");
2128                 if (rc) {
2129                         BNXT_TF_DBG(ERR,
2130                                     "Failed to create key for Cache rc=%d\n",
2131                                     rc);
2132                         return -EINVAL;
2133                 }
2134         }
2135
2136         /*
2137          * Perform the lookup in the cache table with constructed key.  The
2138          * cache_key is a byte array of tmplen, it needs to be converted to a
2139          * index for the cache table.
2140          */
2141         cache_key = ulp_blob_data_get(&key, &tmplen);
2142         ckey = (uint16_t *)cache_key;
2143
2144         /*
2145          * The id computed based on resource sub type and direction where
2146          * dir is the bit0 and rest of the bits come from resource
2147          * sub type.
2148          */
2149         cache_entry = ulp_mapper_cache_entry_get(parms->ulp_ctx,
2150                                                  (tbl->resource_sub_type << 1 |
2151                                                  (tbl->direction & 0x1)),
2152                                                  *ckey);
2153
2154         /*
2155          * Get the identifier list for processing by both the hit and miss
2156          * processing.
2157          */
2158         idents = ulp_mapper_ident_fields_get(tbl, &num_idents);
2159
2160         if (!cache_entry->ref_count) {
2161                 /* Initialize the cache entry */
2162                 cache_entry->tcam_idx = 0;
2163                 cache_entry->ref_count = 0;
2164                 for (i = 0; i < BNXT_ULP_CACHE_TBL_IDENT_MAX_NUM; i++)
2165                         cache_entry->idents[i] = ULP_IDENTS_INVALID;
2166
2167                 /* Need to allocate identifiers for storing in the cache. */
2168                 for (i = 0; i < num_idents; i++) {
2169                         /*
2170                          * Since we are using the cache, the identifier does not
2171                          * get added to the flow db.  Pass in the pointer to the
2172                          * tmp_ident.
2173                          */
2174                         rc = ulp_mapper_ident_process(parms, tbl,
2175                                                       &idents[i], &tmp_ident);
2176                         if (rc)
2177                                 goto error;
2178
2179                         cache_entry->ident_types[i] = idents[i].ident_type;
2180                         cache_entry->idents[i] = tmp_ident;
2181                 }
2182
2183                 /* Tell the TCAM processor to alloc an entry */
2184                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_ALLOC;
2185                 /* Store the cache key for use by the tcam process code */
2186                 parms->cache_ptr = cache_entry;
2187         } else {
2188                 /* Cache hit, get values from result. */
2189                 for (i = 0; i < num_idents; i++) {
2190                         regval = (uint64_t)cache_entry->idents[i];
2191                         if (!ulp_regfile_write(parms->regfile,
2192                                                idents[i].regfile_idx,
2193                                                tfp_cpu_to_be_64(regval))) {
2194                                 BNXT_TF_DBG(ERR,
2195                                             "Failed to write to regfile\n");
2196                                 return -EINVAL;
2197                         }
2198                 }
2199                 /*
2200                  * The cached entry is being used, so let the tcam processing
2201                  * know not to process this table.
2202                  */
2203                 parms->tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_CACHE_SKIP;
2204         }
2205
2206         /* Made through the cache processing, increment the reference count. */
2207         cache_entry->ref_count++;
2208
2209         /* Link the cache to the flow db. */
2210         memset(&fid_parms, 0, sizeof(fid_parms));
2211         fid_parms.direction = tbl->direction;
2212         fid_parms.resource_func = tbl->resource_func;
2213
2214         /*
2215          * Cache resource type is composed of table_type, resource
2216          * sub type and direction, it needs to set appropriately via setter.
2217          */
2218         ulp_mapper_cache_res_type_set(&fid_parms,
2219                                       tbl->resource_type,
2220                                       (tbl->resource_sub_type << 1 |
2221                                        (tbl->direction & 0x1)));
2222         fid_parms.resource_hndl = (uint64_t)*ckey;
2223         fid_parms.critical_resource = tbl->critical_resource;
2224         rc = ulp_flow_db_resource_add(parms->ulp_ctx,
2225                                       parms->tbl_idx,
2226                                       parms->fid,
2227                                       &fid_parms);
2228         if (rc)
2229                 BNXT_TF_DBG(ERR, "Failed to add cache to flow db.\n");
2230
2231         return rc;
2232 error:
2233         /*
2234          * This error handling only gets called when the idents are being
2235          * allocated for the cache on misses.  Using the num_idents that was
2236          * previously set.
2237          */
2238         for (i = 0; i < num_idents; i++) {
2239                 if (cache_entry->idents[i] == ULP_IDENTS_INVALID)
2240                         continue;
2241
2242                 fparms.dir = tbl->direction;
2243                 fparms.ident_type = idents[i].ident_type;
2244                 fparms.id = cache_entry->idents[i];
2245                 tf_free_identifier(parms->tfp, &fparms);
2246         }
2247
2248         return rc;
2249 }
2250
2251 static int32_t
2252 ulp_mapper_if_tbl_process(struct bnxt_ulp_mapper_parms *parms,
2253                           struct bnxt_ulp_mapper_tbl_info *tbl)
2254 {
2255         struct bnxt_ulp_mapper_result_field_info *flds;
2256         struct ulp_blob data;
2257         uint64_t idx;
2258         uint16_t tmplen;
2259         uint32_t i, num_flds;
2260         int32_t rc = 0;
2261         struct tf_set_if_tbl_entry_parms iftbl_params = { 0 };
2262         struct tf *tfp = bnxt_ulp_cntxt_tfp_get(parms->ulp_ctx);
2263         uint32_t encap_flds;
2264
2265         /* Initialize the blob data */
2266         if (!ulp_blob_init(&data, tbl->result_bit_size,
2267                            parms->device_params->byte_order)) {
2268                 BNXT_TF_DBG(ERR, "Failed initial index table blob\n");
2269                 return -EINVAL;
2270         }
2271
2272         /* Get the result fields list */
2273         flds = ulp_mapper_result_fields_get(tbl, &num_flds, &encap_flds);
2274
2275         if (!flds || !num_flds || encap_flds) {
2276                 BNXT_TF_DBG(ERR, "template undefined for the IF table\n");
2277                 return -EINVAL;
2278         }
2279
2280         /* process the result fields, loop through them */
2281         for (i = 0; i < num_flds; i++) {
2282                 /* Process the result fields */
2283                 rc = ulp_mapper_result_field_process(parms,
2284                                                      tbl->direction,
2285                                                      &flds[i],
2286                                                      &data,
2287                                                      "IFtable Result");
2288                 if (rc) {
2289                         BNXT_TF_DBG(ERR, "data field failed\n");
2290                         return rc;
2291                 }
2292         }
2293
2294         /* Get the index details from computed field */
2295         if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_COMP_FIELD) {
2296                 idx = ULP_COMP_FLD_IDX_RD(parms, tbl->index_operand);
2297         } else if (tbl->index_opcode == BNXT_ULP_INDEX_OPCODE_CONSTANT) {
2298                 idx = tbl->index_operand;
2299         } else {
2300                 BNXT_TF_DBG(ERR, "Invalid tbl index opcode\n");
2301                 return -EINVAL;
2302         }
2303
2304         /* Perform the tf table set by filling the set params */
2305         iftbl_params.dir = tbl->direction;
2306         iftbl_params.type = tbl->resource_type;
2307         iftbl_params.data = ulp_blob_data_get(&data, &tmplen);
2308         iftbl_params.data_sz_in_bytes = ULP_BITS_2_BYTE(tmplen);
2309         iftbl_params.idx = idx;
2310
2311         rc = tf_set_if_tbl_entry(tfp, &iftbl_params);
2312         if (rc) {
2313                 BNXT_TF_DBG(ERR, "Set table[%d][%s][%d] failed rc=%d\n",
2314                             iftbl_params.type,
2315                             (iftbl_params.dir == TF_DIR_RX) ? "RX" : "TX",
2316                             iftbl_params.idx,
2317                             rc);
2318                 return rc;
2319         }
2320
2321         /*
2322          * TBD: Need to look at the need to store idx in flow db for restore
2323          * the table to its original state on deletion of this entry.
2324          */
2325         return rc;
2326 }
2327
2328 static int32_t
2329 ulp_mapper_glb_resource_info_init(struct bnxt_ulp_context *ulp_ctx,
2330                                   struct bnxt_ulp_mapper_data *mapper_data)
2331 {
2332         struct bnxt_ulp_glb_resource_info *glb_res;
2333         uint32_t num_glb_res_ids, idx;
2334         int32_t rc = 0;
2335
2336         glb_res = ulp_mapper_glb_resource_info_list_get(&num_glb_res_ids);
2337         if (!glb_res || !num_glb_res_ids) {
2338                 BNXT_TF_DBG(ERR, "Invalid Arguments\n");
2339                 return -EINVAL;
2340         }
2341
2342         /* Iterate the global resources and process each one */
2343         for (idx = 0; idx < num_glb_res_ids; idx++) {
2344                 switch (glb_res[idx].resource_func) {
2345                 case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2346                         rc = ulp_mapper_resource_ident_allocate(ulp_ctx,
2347                                                                 mapper_data,
2348                                                                 &glb_res[idx]);
2349                         break;
2350                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2351                         rc = ulp_mapper_resource_index_tbl_alloc(ulp_ctx,
2352                                                                  mapper_data,
2353                                                                  &glb_res[idx]);
2354                         break;
2355                 default:
2356                         BNXT_TF_DBG(ERR, "Global resource %x not supported\n",
2357                                     glb_res[idx].resource_func);
2358                         rc = -EINVAL;
2359                         break;
2360                 }
2361                 if (rc)
2362                         return rc;
2363         }
2364         return rc;
2365 }
2366
2367 /*
2368  * Function to process the conditional opcode of the mapper table.
2369  * returns 1 to skip the table.
2370  * return 0 to continue processing the table.
2371  */
2372 static int32_t
2373 ulp_mapper_tbl_cond_opcode_process(struct bnxt_ulp_mapper_parms *parms,
2374                                    struct bnxt_ulp_mapper_tbl_info *tbl)
2375 {
2376         int32_t rc = 1;
2377
2378         switch (tbl->cond_opcode) {
2379         case BNXT_ULP_COND_OPCODE_NOP:
2380                 rc = 0;
2381                 break;
2382         case BNXT_ULP_COND_OPCODE_COMP_FIELD_IS_SET:
2383                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2384                     ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2385                         rc = 0;
2386                 break;
2387         case BNXT_ULP_COND_OPCODE_ACTION_BIT_IS_SET:
2388                 if (ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2389                                      tbl->cond_operand))
2390                         rc = 0;
2391                 break;
2392         case BNXT_ULP_COND_OPCODE_HDR_BIT_IS_SET:
2393                 if (ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2394                                      tbl->cond_operand))
2395                         rc = 0;
2396                 break;
2397         case BNXT_ULP_COND_OPCODE_COMP_FIELD_NOT_SET:
2398                 if (tbl->cond_operand < BNXT_ULP_CF_IDX_LAST &&
2399                     !ULP_COMP_FLD_IDX_RD(parms, tbl->cond_operand))
2400                         rc = 0;
2401                 break;
2402         case BNXT_ULP_COND_OPCODE_ACTION_BIT_NOT_SET:
2403                 if (!ULP_BITMAP_ISSET(parms->act_bitmap->bits,
2404                                       tbl->cond_operand))
2405                         rc = 0;
2406                 break;
2407         case BNXT_ULP_COND_OPCODE_HDR_BIT_NOT_SET:
2408                 if (!ULP_BITMAP_ISSET(parms->hdr_bitmap->bits,
2409                                       tbl->cond_operand))
2410                         rc = 0;
2411                 break;
2412         default:
2413                 BNXT_TF_DBG(ERR,
2414                             "Invalid arg in mapper tbl for cond opcode\n");
2415                 break;
2416         }
2417         return rc;
2418 }
2419
2420 /*
2421  * Function to process the action template. Iterate through the list
2422  * action info templates and process it.
2423  */
2424 static int32_t
2425 ulp_mapper_action_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2426 {
2427         uint32_t        i;
2428         int32_t         rc = 0;
2429         struct bnxt_ulp_mapper_tbl_info *tbl;
2430
2431         if (!parms->atbls || !parms->num_atbls) {
2432                 BNXT_TF_DBG(ERR, "No action tables for template[%d][%d].\n",
2433                             parms->dev_id, parms->act_tid);
2434                 return -EINVAL;
2435         }
2436
2437         for (i = 0; i < parms->num_atbls; i++) {
2438                 tbl = &parms->atbls[i];
2439                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2440                         continue;
2441
2442                 switch (tbl->resource_func) {
2443                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2444                         rc = ulp_mapper_index_tbl_process(parms, tbl, false);
2445                         if (rc) {
2446                                 BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2447                                             tbl->resource_func);
2448                                 return rc;
2449                         }
2450                         break;
2451                 default:
2452                         BNXT_TF_DBG(ERR, "Unexpected action resource %d\n",
2453                                     tbl->resource_func);
2454                         return -EINVAL;
2455                 }
2456         }
2457
2458         return rc;
2459 }
2460
2461 /* Create the classifier table entries for a flow. */
2462 static int32_t
2463 ulp_mapper_class_tbls_process(struct bnxt_ulp_mapper_parms *parms)
2464 {
2465         uint32_t        i;
2466         int32_t         rc = 0;
2467
2468         if (!parms)
2469                 return -EINVAL;
2470
2471         if (!parms->ctbls || !parms->num_ctbls) {
2472                 BNXT_TF_DBG(ERR, "No class tables for template[%d][%d].\n",
2473                             parms->dev_id, parms->class_tid);
2474                 return -EINVAL;
2475         }
2476
2477         for (i = 0; i < parms->num_ctbls; i++) {
2478                 struct bnxt_ulp_mapper_tbl_info *tbl = &parms->ctbls[i];
2479
2480                 if (ulp_mapper_tbl_cond_opcode_process(parms, tbl))
2481                         continue;
2482
2483                 switch (tbl->resource_func) {
2484                 case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2485                         rc = ulp_mapper_tcam_tbl_process(parms, tbl);
2486                         break;
2487                 case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2488                 case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2489                         rc = ulp_mapper_em_tbl_process(parms, tbl);
2490                         break;
2491                 case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2492                         rc = ulp_mapper_index_tbl_process(parms, tbl, true);
2493                         break;
2494                 case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2495                         rc = ulp_mapper_cache_tbl_process(parms, tbl);
2496                         break;
2497                 case BNXT_ULP_RESOURCE_FUNC_IF_TABLE:
2498                         rc = ulp_mapper_if_tbl_process(parms, tbl);
2499                         break;
2500                 default:
2501                         BNXT_TF_DBG(ERR, "Unexpected class resource %d\n",
2502                                     tbl->resource_func);
2503                         return -EINVAL;
2504                 }
2505
2506                 if (rc) {
2507                         BNXT_TF_DBG(ERR, "Resource type %d failed\n",
2508                                     tbl->resource_func);
2509                         return rc;
2510                 }
2511         }
2512
2513         return rc;
2514 }
2515
2516 static int32_t
2517 ulp_mapper_resource_free(struct bnxt_ulp_context *ulp,
2518                          struct ulp_flow_db_res_params *res)
2519 {
2520         struct tf *tfp;
2521         int32_t rc = 0;
2522
2523         if (!res || !ulp) {
2524                 BNXT_TF_DBG(ERR, "Unable to free resource\n ");
2525                 return -EINVAL;
2526         }
2527
2528         tfp = bnxt_ulp_cntxt_tfp_get(ulp);
2529         if (!tfp) {
2530                 BNXT_TF_DBG(ERR, "Unable to free resource failed to get tfp\n");
2531                 return -EINVAL;
2532         }
2533
2534         switch (res->resource_func) {
2535         case BNXT_ULP_RESOURCE_FUNC_CACHE_TABLE:
2536                 rc = ulp_mapper_cache_entry_free(ulp, tfp, res);
2537                 break;
2538         case BNXT_ULP_RESOURCE_FUNC_TCAM_TABLE:
2539                 rc = ulp_mapper_tcam_entry_free(ulp, tfp, res);
2540                 break;
2541         case BNXT_ULP_RESOURCE_FUNC_EXT_EM_TABLE:
2542         case BNXT_ULP_RESOURCE_FUNC_INT_EM_TABLE:
2543                 rc = ulp_mapper_em_entry_free(ulp, tfp, res);
2544                 break;
2545         case BNXT_ULP_RESOURCE_FUNC_INDEX_TABLE:
2546                 rc = ulp_mapper_index_entry_free(ulp, tfp, res);
2547                 break;
2548         case BNXT_ULP_RESOURCE_FUNC_IDENTIFIER:
2549                 rc = ulp_mapper_ident_free(ulp, tfp, res);
2550                 break;
2551         case BNXT_ULP_RESOURCE_FUNC_HW_FID:
2552                 rc = ulp_mapper_mark_free(ulp, res);
2553                 break;
2554         default:
2555                 break;
2556         }
2557
2558         return rc;
2559 }
2560
2561 int32_t
2562 ulp_mapper_resources_free(struct bnxt_ulp_context       *ulp_ctx,
2563                           uint32_t fid,
2564                           enum bnxt_ulp_flow_db_tables  tbl_type)
2565 {
2566         struct ulp_flow_db_res_params   res_parms = { 0 };
2567         int32_t                         rc, trc;
2568
2569         if (!ulp_ctx) {
2570                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2571                 return -EINVAL;
2572         }
2573
2574         /*
2575          * Set the critical resource on the first resource del, then iterate
2576          * while status is good
2577          */
2578         res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_YES;
2579         rc = ulp_flow_db_resource_del(ulp_ctx, tbl_type, fid, &res_parms);
2580
2581         if (rc) {
2582                 /*
2583                  * This is unexpected on the first call to resource del.
2584                  * It likely means that the flow did not exist in the flow db.
2585                  */
2586                 BNXT_TF_DBG(ERR, "Flow[%d][0x%08x] failed to free (rc=%d)\n",
2587                             tbl_type, fid, rc);
2588                 return rc;
2589         }
2590
2591         while (!rc) {
2592                 trc = ulp_mapper_resource_free(ulp_ctx, &res_parms);
2593                 if (trc)
2594                         /*
2595                          * On fail, we still need to attempt to free the
2596                          * remaining resources.  Don't return
2597                          */
2598                         BNXT_TF_DBG(ERR,
2599                                     "Flow[%d][0x%x] Res[%d][0x%016" PRIx64
2600                                     "] failed rc=%d.\n",
2601                                     tbl_type, fid, res_parms.resource_func,
2602                                     res_parms.resource_hndl, trc);
2603
2604                 /* All subsequent call require the non-critical_resource */
2605                 res_parms.critical_resource = BNXT_ULP_CRITICAL_RESOURCE_NO;
2606
2607                 rc = ulp_flow_db_resource_del(ulp_ctx,
2608                                               tbl_type,
2609                                               fid,
2610                                               &res_parms);
2611         }
2612
2613         /* Free the Flow ID since we've removed all resources */
2614         rc = ulp_flow_db_fid_free(ulp_ctx, tbl_type, fid);
2615
2616         return rc;
2617 }
2618
2619 static void
2620 ulp_mapper_glb_resource_info_deinit(struct bnxt_ulp_context *ulp_ctx,
2621                                     struct bnxt_ulp_mapper_data *mapper_data)
2622 {
2623         struct bnxt_ulp_mapper_glb_resource_entry *ent;
2624         struct ulp_flow_db_res_params res;
2625         uint32_t dir, idx;
2626
2627         /* Iterate the global resources and process each one */
2628         for (dir = TF_DIR_RX; dir < TF_DIR_MAX; dir++) {
2629                 for (idx = 0; idx < BNXT_ULP_GLB_RESOURCE_TBL_MAX_SZ;
2630                       idx++) {
2631                         ent = &mapper_data->glb_res_tbl[dir][idx];
2632                         if (ent->resource_func ==
2633                             BNXT_ULP_RESOURCE_FUNC_INVALID)
2634                                 continue;
2635                         memset(&res, 0, sizeof(struct ulp_flow_db_res_params));
2636                         res.resource_func = ent->resource_func;
2637                         res.direction = dir;
2638                         res.resource_type = ent->resource_type;
2639                         /*convert it from BE to cpu */
2640                         res.resource_hndl =
2641                                 tfp_be_to_cpu_64(ent->resource_hndl);
2642                         ulp_mapper_resource_free(ulp_ctx, &res);
2643                 }
2644         }
2645 }
2646
2647 int32_t
2648 ulp_mapper_flow_destroy(struct bnxt_ulp_context *ulp_ctx, uint32_t fid,
2649                         enum bnxt_ulp_flow_db_tables flow_tbl_type)
2650 {
2651         if (!ulp_ctx) {
2652                 BNXT_TF_DBG(ERR, "Invalid parms, unable to free flow\n");
2653                 return -EINVAL;
2654         }
2655
2656         return ulp_mapper_resources_free(ulp_ctx, fid, flow_tbl_type);
2657 }
2658
2659 /* Function to handle the default global templates that are allocated during
2660  * the startup and reused later.
2661  */
2662 static int32_t
2663 ulp_mapper_glb_template_table_init(struct bnxt_ulp_context *ulp_ctx)
2664 {
2665         uint32_t *glbl_tmpl_list;
2666         uint32_t num_glb_tmpls, idx, dev_id;
2667         struct bnxt_ulp_mapper_parms parms;
2668         struct bnxt_ulp_mapper_data *mapper_data;
2669         int32_t rc = 0;
2670
2671         glbl_tmpl_list = ulp_mapper_glb_template_table_get(&num_glb_tmpls);
2672         if (!glbl_tmpl_list || !num_glb_tmpls)
2673                 return rc; /* No global templates to process */
2674
2675         /* Get the device id from the ulp context */
2676         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
2677                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2678                 return -EINVAL;
2679         }
2680
2681         mapper_data = bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2682         if (!mapper_data) {
2683                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2684                 return -EINVAL;
2685         }
2686
2687         /* Iterate the global resources and process each one */
2688         for (idx = 0; idx < num_glb_tmpls; idx++) {
2689                 /* Initialize the parms structure */
2690                 memset(&parms, 0, sizeof(parms));
2691                 parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2692                 parms.ulp_ctx = ulp_ctx;
2693                 parms.dev_id = dev_id;
2694                 parms.mapper_data = mapper_data;
2695
2696                 /* Get the class table entry from dev id and class id */
2697                 parms.class_tid = glbl_tmpl_list[idx];
2698                 parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2699                                                             parms.class_tid,
2700                                                             &parms.num_ctbls,
2701                                                             &parms.tbl_idx);
2702                 if (!parms.ctbls || !parms.num_ctbls) {
2703                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2704                                     parms.dev_id, parms.class_tid);
2705                         return -EINVAL;
2706                 }
2707                 parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2708                 if (!parms.device_params) {
2709                         BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2710                                     parms.dev_id, parms.class_tid);
2711                         return -EINVAL;
2712                 }
2713                 rc = ulp_mapper_class_tbls_process(&parms);
2714                 if (rc) {
2715                         BNXT_TF_DBG(ERR,
2716                                     "class tables failed creation for %d:%d\n",
2717                                     parms.dev_id, parms.class_tid);
2718                         return rc;
2719                 }
2720         }
2721         return rc;
2722 }
2723
2724 /* Function to handle the mapping of the Flow to be compatible
2725  * with the underlying hardware.
2726  */
2727 int32_t
2728 ulp_mapper_flow_create(struct bnxt_ulp_context *ulp_ctx,
2729                        struct bnxt_ulp_mapper_create_parms *cparms,
2730                        uint32_t *flowid)
2731 {
2732         struct bnxt_ulp_mapper_parms parms;
2733         struct ulp_regfile regfile;
2734         int32_t  rc, trc;
2735
2736         if (!ulp_ctx || !cparms)
2737                 return -EINVAL;
2738
2739         /* Initialize the parms structure */
2740         memset(&parms, 0, sizeof(parms));
2741         parms.act_prop = cparms->act_prop;
2742         parms.act_bitmap = cparms->act;
2743         parms.hdr_bitmap = cparms->hdr_bitmap;
2744         parms.regfile = &regfile;
2745         parms.hdr_field = cparms->hdr_field;
2746         parms.comp_fld = cparms->comp_fld;
2747         parms.tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2748         parms.ulp_ctx = ulp_ctx;
2749         parms.tcam_tbl_opc = BNXT_ULP_MAPPER_TCAM_TBL_OPC_NORMAL;
2750
2751         /* Get the device id from the ulp context */
2752         if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &parms.dev_id)) {
2753                 BNXT_TF_DBG(ERR, "Invalid ulp context\n");
2754                 return -EINVAL;
2755         }
2756
2757         /*
2758          * Get the mapper data for dynamic mapper data such as default
2759          * ids.
2760          */
2761         parms.mapper_data = (struct bnxt_ulp_mapper_data *)
2762                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2763         if (!parms.mapper_data) {
2764                 BNXT_TF_DBG(ERR, "Failed to get the ulp mapper data\n");
2765                 return -EINVAL;
2766         }
2767
2768         /* Get the action table entry from device id and act context id */
2769         parms.act_tid = cparms->act_tid;
2770
2771         /*
2772          * Perform the action table get only if act template is not zero
2773          * for act template zero like for default rules ignore the action
2774          * table processing.
2775          */
2776         if (parms.act_tid) {
2777                 parms.atbls = ulp_mapper_action_tbl_list_get(parms.dev_id,
2778                                                              parms.act_tid,
2779                                                              &parms.num_atbls);
2780                 if (!parms.atbls || !parms.num_atbls) {
2781                         BNXT_TF_DBG(ERR, "No action tables for %d:%d\n",
2782                                     parms.dev_id, parms.act_tid);
2783                         return -EINVAL;
2784                 }
2785         }
2786
2787         /* Get the class table entry from device id and act context id */
2788         parms.class_tid = cparms->class_tid;
2789         parms.ctbls = ulp_mapper_class_tbl_list_get(parms.dev_id,
2790                                                     parms.class_tid,
2791                                                     &parms.num_ctbls,
2792                                                     &parms.tbl_idx);
2793         if (!parms.ctbls || !parms.num_ctbls) {
2794                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2795                             parms.dev_id, parms.class_tid);
2796                 return -EINVAL;
2797         }
2798
2799         /* Get the device params, it will be used in later processing */
2800         parms.device_params = bnxt_ulp_device_params_get(parms.dev_id);
2801         if (!parms.device_params) {
2802                 BNXT_TF_DBG(ERR, "No class tables for %d:%d\n",
2803                             parms.dev_id, parms.class_tid);
2804                 return -EINVAL;
2805         }
2806
2807         /* initialize the registry file for further processing */
2808         if (!ulp_regfile_init(parms.regfile)) {
2809                 BNXT_TF_DBG(ERR, "regfile initialization failed.\n");
2810                 return -EINVAL;
2811         }
2812
2813         rc = ulp_regfile_write(parms.regfile,
2814                                BNXT_ULP_REGFILE_INDEX_CLASS_TID,
2815                                tfp_cpu_to_be_64((uint64_t)parms.class_tid));
2816         if (!rc) {
2817                 BNXT_TF_DBG(ERR, "Unable to write template ID to regfile\n");
2818                 return -EINVAL;
2819         }
2820
2821         /* Allocate a Flow ID for attaching all resources for the flow to.
2822          * Once allocated, all errors have to walk the list of resources and
2823          * free each of them.
2824          */
2825         rc = ulp_flow_db_fid_alloc(ulp_ctx,
2826                                    parms.tbl_idx,
2827                                    cparms->func_id,
2828                                    &parms.fid);
2829         if (rc) {
2830                 BNXT_TF_DBG(ERR, "Unable to allocate flow table entry\n");
2831                 return rc;
2832         }
2833
2834         /* Process the action template list from the selected action table*/
2835         if (parms.act_tid) {
2836                 rc = ulp_mapper_action_tbls_process(&parms);
2837                 if (rc) {
2838                         BNXT_TF_DBG(ERR,
2839                                     "action tables failed creation for %d:%d\n",
2840                                     parms.dev_id, parms.act_tid);
2841                         goto flow_error;
2842                 }
2843         }
2844
2845         /* All good. Now process the class template */
2846         rc = ulp_mapper_class_tbls_process(&parms);
2847         if (rc) {
2848                 BNXT_TF_DBG(ERR, "class tables failed creation for %d:%d\n",
2849                             parms.dev_id, parms.class_tid);
2850                 goto flow_error;
2851         }
2852
2853         *flowid = parms.fid;
2854
2855         return rc;
2856
2857 flow_error:
2858         /* Free all resources that were allocated during flow creation */
2859         trc = ulp_mapper_flow_destroy(ulp_ctx, parms.fid,
2860                                       BNXT_ULP_REGULAR_FLOW_TABLE);
2861         if (trc)
2862                 BNXT_TF_DBG(ERR, "Failed to free all resources rc=%d\n", trc);
2863
2864         return rc;
2865 }
2866
2867 int32_t
2868 ulp_mapper_init(struct bnxt_ulp_context *ulp_ctx)
2869 {
2870         struct bnxt_ulp_cache_tbl_params *tbl;
2871         struct bnxt_ulp_mapper_data *data;
2872         uint32_t i;
2873         struct tf *tfp;
2874         int32_t rc, csize;
2875
2876         if (!ulp_ctx)
2877                 return -EINVAL;
2878
2879         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2880         if (!tfp)
2881                 return -EINVAL;
2882
2883         data = rte_zmalloc("ulp_mapper_data",
2884                            sizeof(struct bnxt_ulp_mapper_data), 0);
2885         if (!data) {
2886                 BNXT_TF_DBG(ERR, "Failed to allocate the mapper data\n");
2887                 return -ENOMEM;
2888         }
2889
2890         if (bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, data)) {
2891                 BNXT_TF_DBG(ERR, "Failed to set mapper data in context\n");
2892                 /* Don't call deinit since the prof_func wasn't allocated. */
2893                 rte_free(data);
2894                 return -ENOMEM;
2895         }
2896
2897         /* Allocate the global resource ids */
2898         rc = ulp_mapper_glb_resource_info_init(ulp_ctx, data);
2899         if (rc) {
2900                 BNXT_TF_DBG(ERR, "Failed to initialize global resource ids\n");
2901                 goto error;
2902         }
2903
2904         /* Allocate the ulp cache tables. */
2905         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2906                 tbl = ulp_mapper_cache_tbl_params_get(i);
2907                 if (!tbl) {
2908                         BNXT_TF_DBG(ERR, "Failed to get cache table parms (%d)",
2909                                     i);
2910                         goto error;
2911                 }
2912                 if (tbl->num_entries != 0) {
2913                         csize = sizeof(struct bnxt_ulp_mapper_cache_entry) *
2914                                 tbl->num_entries;
2915                         data->cache_tbl[i] = rte_zmalloc("ulp mapper cache tbl",
2916                                                          csize, 0);
2917                         if (!data->cache_tbl[i]) {
2918                                 BNXT_TF_DBG(ERR, "Failed to allocate Cache "
2919                                             "table %d.\n", i);
2920                                 rc = -ENOMEM;
2921                                 goto error;
2922                         }
2923                 }
2924         }
2925
2926         rc = ulp_mapper_glb_template_table_init(ulp_ctx);
2927         if (rc) {
2928                 BNXT_TF_DBG(ERR, "Failed to initialize global templates\n");
2929                 goto error;
2930         }
2931
2932         return 0;
2933 error:
2934         /* Ignore the return code in favor of returning the original error. */
2935         ulp_mapper_deinit(ulp_ctx);
2936         return rc;
2937 }
2938
2939 void
2940 ulp_mapper_deinit(struct bnxt_ulp_context *ulp_ctx)
2941 {
2942         struct bnxt_ulp_mapper_data *data;
2943         uint32_t i;
2944         struct tf *tfp;
2945
2946         if (!ulp_ctx) {
2947                 BNXT_TF_DBG(ERR,
2948                             "Failed to acquire ulp context, so data may "
2949                             "not be released.\n");
2950                 return;
2951         }
2952
2953         data = (struct bnxt_ulp_mapper_data *)
2954                 bnxt_ulp_cntxt_ptr2_mapper_data_get(ulp_ctx);
2955         if (!data) {
2956                 /* Go ahead and return since there is no allocated data. */
2957                 BNXT_TF_DBG(ERR, "No data appears to have been allocated.\n");
2958                 return;
2959         }
2960
2961         tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
2962         if (!tfp) {
2963                 BNXT_TF_DBG(ERR, "Failed to acquire tfp.\n");
2964                 /* Free the mapper data regardless of errors. */
2965                 goto free_mapper_data;
2966         }
2967
2968         /* Free the global resource info table entries */
2969         ulp_mapper_glb_resource_info_deinit(ulp_ctx, data);
2970
2971 free_mapper_data:
2972         /* Free the ulp cache tables */
2973         for (i = 0; i < BNXT_ULP_CACHE_TBL_MAX_SZ; i++) {
2974                 rte_free(data->cache_tbl[i]);
2975                 data->cache_tbl[i] = NULL;
2976         }
2977
2978         rte_free(data);
2979         /* Reset the data pointer within the ulp_ctx. */
2980         bnxt_ulp_cntxt_ptr2_mapper_data_set(ulp_ctx, NULL);
2981 }